7y-7(-15y+7)=-1057

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Solution for 7y-7(-15y+7)=-1057 equation:


Simplifying
7y + -7(-15y + 7) = -1057

Reorder the terms:
7y + -7(7 + -15y) = -1057
7y + (7 * -7 + -15y * -7) = -1057
7y + (-49 + 105y) = -1057

Reorder the terms:
-49 + 7y + 105y = -1057

Combine like terms: 7y + 105y = 112y
-49 + 112y = -1057

Solving
-49 + 112y = -1057

Solving for variable 'y'.

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

Add '49' to each side of the equation.
-49 + 49 + 112y = -1057 + 49

Combine like terms: -49 + 49 = 0
0 + 112y = -1057 + 49
112y = -1057 + 49

Combine like terms: -1057 + 49 = -1008
112y = -1008

Divide each side by '112'.
y = -9

Simplifying
y = -9

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