3y+7[8(3y-7)-(2y+2)]+7=

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Solution for 3y+7[8(3y-7)-(2y+2)]+7= equation:


Simplifying
3y + 7[8(3y + -7) + -1(2y + 2)] + 7 = 0

Reorder the terms:
3y + 7[8(-7 + 3y) + -1(2y + 2)] + 7 = 0
3y + 7[(-7 * 8 + 3y * 8) + -1(2y + 2)] + 7 = 0
3y + 7[(-56 + 24y) + -1(2y + 2)] + 7 = 0

Reorder the terms:
3y + 7[-56 + 24y + -1(2 + 2y)] + 7 = 0
3y + 7[-56 + 24y + (2 * -1 + 2y * -1)] + 7 = 0
3y + 7[-56 + 24y + (-2 + -2y)] + 7 = 0

Reorder the terms:
3y + 7[-56 + -2 + 24y + -2y] + 7 = 0

Combine like terms: -56 + -2 = -58
3y + 7[-58 + 24y + -2y] + 7 = 0

Combine like terms: 24y + -2y = 22y
3y + 7[-58 + 22y] + 7 = 0
3y + [-58 * 7 + 22y * 7] + 7 = 0
3y + [-406 + 154y] + 7 = 0

Reorder the terms:
-406 + 7 + 3y + 154y = 0

Combine like terms: -406 + 7 = -399
-399 + 3y + 154y = 0

Combine like terms: 3y + 154y = 157y
-399 + 157y = 0

Solving
-399 + 157y = 0

Solving for variable 'y'.

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

Add '399' to each side of the equation.
-399 + 399 + 157y = 0 + 399

Combine like terms: -399 + 399 = 0
0 + 157y = 0 + 399
157y = 0 + 399

Combine like terms: 0 + 399 = 399
157y = 399

Divide each side by '157'.
y = 2.541401274

Simplifying
y = 2.541401274

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