7-4[5-(7y-3)]=

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Solution for 7-4[5-(7y-3)]= equation:


Simplifying
7 + -4[5 + -1(7y + -3)] = 0

Reorder the terms:
7 + -4[5 + -1(-3 + 7y)] = 0
7 + -4[5 + (-3 * -1 + 7y * -1)] = 0
7 + -4[5 + (3 + -7y)] = 0

Combine like terms: 5 + 3 = 8
7 + -4[8 + -7y] = 0
7 + [8 * -4 + -7y * -4] = 0
7 + [-32 + 28y] = 0

Combine like terms: 7 + -32 = -25
-25 + 28y = 0

Solving
-25 + 28y = 0

Solving for variable 'y'.

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

Add '25' to each side of the equation.
-25 + 25 + 28y = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 28y = 0 + 25
28y = 0 + 25

Combine like terms: 0 + 25 = 25
28y = 25

Divide each side by '28'.
y = 0.8928571429

Simplifying
y = 0.8928571429

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