7(9y-9)-(7y+3)=

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Solution for 7(9y-9)-(7y+3)= equation:


Simplifying
7(9y + -9) + -1(7y + 3) = 0

Reorder the terms:
7(-9 + 9y) + -1(7y + 3) = 0
(-9 * 7 + 9y * 7) + -1(7y + 3) = 0
(-63 + 63y) + -1(7y + 3) = 0

Reorder the terms:
-63 + 63y + -1(3 + 7y) = 0
-63 + 63y + (3 * -1 + 7y * -1) = 0
-63 + 63y + (-3 + -7y) = 0

Reorder the terms:
-63 + -3 + 63y + -7y = 0

Combine like terms: -63 + -3 = -66
-66 + 63y + -7y = 0

Combine like terms: 63y + -7y = 56y
-66 + 56y = 0

Solving
-66 + 56y = 0

Solving for variable 'y'.

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

Add '66' to each side of the equation.
-66 + 66 + 56y = 0 + 66

Combine like terms: -66 + 66 = 0
0 + 56y = 0 + 66
56y = 0 + 66

Combine like terms: 0 + 66 = 66
56y = 66

Divide each side by '56'.
y = 1.178571429

Simplifying
y = 1.178571429

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