7y+13(10y-12)=225

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Solution for 7y+13(10y-12)=225 equation:


Simplifying
7y + 13(10y + -12) = 225

Reorder the terms:
7y + 13(-12 + 10y) = 225
7y + (-12 * 13 + 10y * 13) = 225
7y + (-156 + 130y) = 225

Reorder the terms:
-156 + 7y + 130y = 225

Combine like terms: 7y + 130y = 137y
-156 + 137y = 225

Solving
-156 + 137y = 225

Solving for variable 'y'.

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

Add '156' to each side of the equation.
-156 + 156 + 137y = 225 + 156

Combine like terms: -156 + 156 = 0
0 + 137y = 225 + 156
137y = 225 + 156

Combine like terms: 225 + 156 = 381
137y = 381

Divide each side by '137'.
y = 2.781021898

Simplifying
y = 2.781021898

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