3(1-5y)-10=78

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Solution for 3(1-5y)-10=78 equation: 


Simplifying
3(1 + -5y) + -10 = 78
(1 * 3 + -5y * 3) + -10 = 78
(3 + -15y) + -10 = 78

Reorder the terms:
3 + -10 + -15y = 78

Combine like terms: 3 + -10 = -7
-7 + -15y = 78

Solving
-7 + -15y = 78

Solving for variable 'y'.

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

Add '7' to each side of the equation.
-7 + 7 + -15y = 78 + 7

Combine like terms: -7 + 7 = 0
0 + -15y = 78 + 7
-15y = 78 + 7

Combine like terms: 78 + 7 = 85
-15y = 85

Divide each side by '-15'.
y = -5.666666667

Simplifying
y = -5.666666667

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