-(7xy-9)+4(5xy+4)=

Simple and best practice solution for -(7xy-9)+4(5xy+4)= 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 -(7xy-9)+4(5xy+4)= equation:


Simplifying
-1(7xy + -9) + 4(5xy + 4) = 0

Reorder the terms:
-1(-9 + 7xy) + 4(5xy + 4) = 0
(-9 * -1 + 7xy * -1) + 4(5xy + 4) = 0
(9 + -7xy) + 4(5xy + 4) = 0

Reorder the terms:
9 + -7xy + 4(4 + 5xy) = 0
9 + -7xy + (4 * 4 + 5xy * 4) = 0
9 + -7xy + (16 + 20xy) = 0

Reorder the terms:
9 + 16 + -7xy + 20xy = 0

Combine like terms: 9 + 16 = 25
25 + -7xy + 20xy = 0

Combine like terms: -7xy + 20xy = 13xy
25 + 13xy = 0

Solving
25 + 13xy = 0

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + 13xy = 0 + -25

Combine like terms: 25 + -25 = 0
0 + 13xy = 0 + -25
13xy = 0 + -25

Combine like terms: 0 + -25 = -25
13xy = -25

Divide each side by '13y'.
x = -1.923076923y-1

Simplifying
x = -1.923076923y-1

See similar equations:

| h=2(t-1.5)+17 | | 8x-2(4)=8 | | 10x^2-9x+27=0 | | h=2(t-1.5) | | 300/792 | | 16+18y=15 | | 6w-3w=18 | | 2w-4w=55-67 | | 7x*24=42 | | -10x^2+0x-5=0 | | 12x=4x+32 | | 240=2.5 | | 3x^2+33x-5.3=0 | | 3.14159*rm*8.5m=55.96m^2 | | X/5=x/6-9 | | (2x-5y)+(4x+3y)-(-x+6y)= | | Z(4z-7)(z+5)=0 | | 160=9a+b | | x^2/(2-x)=2-4/(x-2) | | 3(X-25)=150 | | (3mn^3/14x^3y)/(9n^4/7x^5y^3) | | .0765t^2-.886t+1.889=0 | | 2x-5y+19=0 | | .0255t^3-.443t^2+1.889t+4.48=0 | | 0.48/1.2= | | x/4-x/5=8/5 | | 0.48/1.2 | | 6m+8=8m-2 | | 0.0765t^2-.886t+1.832=0 | | 16/n=n/9 | | -7-9x=35 | | 1/5*175-1 |

Equations solver categories