7(9y-7)-(8y+6)=

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Solution for 7(9y-7)-(8y+6)= equation:


Simplifying
7(9y + -7) + -1(8y + 6) = 0

Reorder the terms:
7(-7 + 9y) + -1(8y + 6) = 0
(-7 * 7 + 9y * 7) + -1(8y + 6) = 0
(-49 + 63y) + -1(8y + 6) = 0

Reorder the terms:
-49 + 63y + -1(6 + 8y) = 0
-49 + 63y + (6 * -1 + 8y * -1) = 0
-49 + 63y + (-6 + -8y) = 0

Reorder the terms:
-49 + -6 + 63y + -8y = 0

Combine like terms: -49 + -6 = -55
-55 + 63y + -8y = 0

Combine like terms: 63y + -8y = 55y
-55 + 55y = 0

Solving
-55 + 55y = 0

Solving for variable 'y'.

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

Add '55' to each side of the equation.
-55 + 55 + 55y = 0 + 55

Combine like terms: -55 + 55 = 0
0 + 55y = 0 + 55
55y = 0 + 55

Combine like terms: 0 + 55 = 55
55y = 55

Divide each side by '55'.
y = 1

Simplifying
y = 1

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