45+x=-3(5-7x)

Simple and best practice solution for 45+x=-3(5-7x) 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 45+x=-3(5-7x) equation:


Simplifying
45 + x = -3(5 + -7x)
45 + x = (5 * -3 + -7x * -3)
45 + x = (-15 + 21x)

Solving
45 + x = -15 + 21x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-21x' to each side of the equation.
45 + x + -21x = -15 + 21x + -21x

Combine like terms: x + -21x = -20x
45 + -20x = -15 + 21x + -21x

Combine like terms: 21x + -21x = 0
45 + -20x = -15 + 0
45 + -20x = -15

Add '-45' to each side of the equation.
45 + -45 + -20x = -15 + -45

Combine like terms: 45 + -45 = 0
0 + -20x = -15 + -45
-20x = -15 + -45

Combine like terms: -15 + -45 = -60
-20x = -60

Divide each side by '-20'.
x = 3

Simplifying
x = 3

See similar equations:

| 19(4c-1)-2=74c+19 | | g(x)=0.03 | | 5n-44=7(n-8) | | -x-9y=39 | | 4x-5x=-9+1+2x-7 | | -8c-41=-53-5c | | 8c-41=-53-5c | | 45p=27 | | 6-3n=4n+1+5 | | x*x-5x+4=0 | | 12+5k=3k-3+5 | | 3(2z-1)-3(5-3z)=6 | | 5x^2-25=100 | | -9b-6b=-10b-20 | | 6x=9y | | 6(d-5)+3= | | 4+4n=-4n+6n | | 0.33r+4=1.33r+9 | | 5x+6-(9x-2)= | | 0.33r+4=1.33+9 | | lx+55=154 | | 25+t=25 | | 3w-6=-24 | | X^2-16=15c | | 6+3m=m-2 | | 2x^2-ax+8=0 | | x^2+6-18=0 | | x-34=48 | | 1/3-4/3 | | 1/3r-4/3r | | X^2+36y^2=0 | | 12x^2-3y^2=108 |

Equations solver categories