7y-9=9y+9

Simple and best practice solution for 7y-9=9y+9 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 7y-9=9y+9 equation:


Simplifying
7y + -9 = 9y + 9

Reorder the terms:
-9 + 7y = 9y + 9

Reorder the terms:
-9 + 7y = 9 + 9y

Solving
-9 + 7y = 9 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-9 + 7y + -9y = 9 + 9y + -9y

Combine like terms: 7y + -9y = -2y
-9 + -2y = 9 + 9y + -9y

Combine like terms: 9y + -9y = 0
-9 + -2y = 9 + 0
-9 + -2y = 9

Add '9' to each side of the equation.
-9 + 9 + -2y = 9 + 9

Combine like terms: -9 + 9 = 0
0 + -2y = 9 + 9
-2y = 9 + 9

Combine like terms: 9 + 9 = 18
-2y = 18

Divide each side by '-2'.
y = -9

Simplifying
y = -9

See similar equations:

| 9x-1+6x+58=180 | | 5x+500=2x+700 | | 3(2y-2)+3(3y+6)= | | 4x-27=19+2x | | -1(x-4)=2 | | 2(u-6)-6u= | | 3x+141=2x+8-6x | | 4(2x+5)=23 | | 5(x-1)-2=18 | | 9x-47=-9x+7 | | 4x+3=7-(2x-3) | | 6(2x+3)=6 | | yx^2+y=1 | | 2.5=(x-100)/15 | | y-8=3+1 | | 2(3+3(1))= | | (7x+5)(-7x-2)=3(7x+5) | | 18=2-(x+5) | | 3(x+1)-1=3x+2x | | 4y-5=8y+11 | | x=18.66666667+-0.6666666667y | | F(3)is=3f(n-1)+1 | | 9y+5=8y-3 | | 3.2+3y=12 | | 2(2x+5)-12=14 | | g(1.5)=8-3x | | 8x+.2y=1500 | | 9/5÷-1/2 | | 4x+5=2y+1 | | 3/5-1/3=f | | 1/2(x-5)=-6 | | (17+x)+x=157 |

Equations solver categories