4x+73x(2x)=43

Simple and best practice solution for 4x+73x(2x)=43 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 4x+73x(2x)=43 equation:


Simplifying
4x + 73x(2x) = 43

Remove parenthesis around (2x)
4x + 73x * 2x = 43

Reorder the terms for easier multiplication:
4x + 73 * 2x * x = 43

Multiply 73 * 2
4x + 146x * x = 43

Multiply x * x
4x + 146x2 = 43

Solving
4x + 146x2 = 43

Solving for variable 'x'.

Reorder the terms:
-43 + 4x + 146x2 = 43 + -43

Combine like terms: 43 + -43 = 0
-43 + 4x + 146x2 = 0

Begin completing the square.  Divide all terms by
146 the coefficient of the squared term: 

Divide each side by '146'.
-0.2945205479 + 0.02739726027x + x2 = 0

Move the constant term to the right:

Add '0.2945205479' to each side of the equation.
-0.2945205479 + 0.02739726027x + 0.2945205479 + x2 = 0 + 0.2945205479

Reorder the terms:
-0.2945205479 + 0.2945205479 + 0.02739726027x + x2 = 0 + 0.2945205479

Combine like terms: -0.2945205479 + 0.2945205479 = 0.0000000000
0.0000000000 + 0.02739726027x + x2 = 0 + 0.2945205479
0.02739726027x + x2 = 0 + 0.2945205479

Combine like terms: 0 + 0.2945205479 = 0.2945205479
0.02739726027x + x2 = 0.2945205479

The x term is 0.02739726027x.  Take half its coefficient (0.01369863014).
Square it (0.0001876524677) and add it to both sides.

Add '0.0001876524677' to each side of the equation.
0.02739726027x + 0.0001876524677 + x2 = 0.2945205479 + 0.0001876524677

Reorder the terms:
0.0001876524677 + 0.02739726027x + x2 = 0.2945205479 + 0.0001876524677

Combine like terms: 0.2945205479 + 0.0001876524677 = 0.2947082003677
0.0001876524677 + 0.02739726027x + x2 = 0.2947082003677

Factor a perfect square on the left side:
(x + 0.01369863014)(x + 0.01369863014) = 0.2947082003677

Calculate the square root of the right side: 0.542870335

Break this problem into two subproblems by setting 
(x + 0.01369863014) equal to 0.542870335 and -0.542870335.

Subproblem 1

x + 0.01369863014 = 0.542870335 Simplifying x + 0.01369863014 = 0.542870335 Reorder the terms: 0.01369863014 + x = 0.542870335 Solving 0.01369863014 + x = 0.542870335 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.01369863014' to each side of the equation. 0.01369863014 + -0.01369863014 + x = 0.542870335 + -0.01369863014 Combine like terms: 0.01369863014 + -0.01369863014 = 0.00000000000 0.00000000000 + x = 0.542870335 + -0.01369863014 x = 0.542870335 + -0.01369863014 Combine like terms: 0.542870335 + -0.01369863014 = 0.52917170486 x = 0.52917170486 Simplifying x = 0.52917170486

Subproblem 2

x + 0.01369863014 = -0.542870335 Simplifying x + 0.01369863014 = -0.542870335 Reorder the terms: 0.01369863014 + x = -0.542870335 Solving 0.01369863014 + x = -0.542870335 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.01369863014' to each side of the equation. 0.01369863014 + -0.01369863014 + x = -0.542870335 + -0.01369863014 Combine like terms: 0.01369863014 + -0.01369863014 = 0.00000000000 0.00000000000 + x = -0.542870335 + -0.01369863014 x = -0.542870335 + -0.01369863014 Combine like terms: -0.542870335 + -0.01369863014 = -0.55656896514 x = -0.55656896514 Simplifying x = -0.55656896514

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.52917170486, -0.55656896514}

See similar equations:

| 1x=2.5 | | 12=1-4 | | 16+3y=25 | | 40-42x=12-9x | | 20x/20=50/20 | | 19T= | | 12x-4x=64 | | -2.9-5x-8.9-3x=-7x+1.3 | | 4x-2+7x+8=2x-1 | | 4(a+2)=8+4 | | 9y=2x+18 | | w/7-3.3=-14.5 | | 4(c-5)=3(c-4) | | 3z+10=2z | | x+.150x=432000 | | 12x-9+2x-3=11x-3+2x | | A-16=22 | | x+.60x=331000 | | 7x*ln(x)+x=0 | | 5/8-7x/12=1/6-x/8 | | -y^2=153 | | 8m-2=34 | | x+60x=331000 | | 6(m-7)+2(3m-6)=11(m-8)+4 | | 6y+2-3y=13 | | -3+5s=0 | | .3x+11.7=x-6.22 | | 84=4csquared | | -9(z-6)-(3-4z)=-6z | | 3.6x-59=2.3x+6 | | 3b+b=4 | | 7p-10=-8p-4p |

Equations solver categories