-10y-3-2.5y+20=67

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Solution for -10y-3-2.5y+20=67 equation: 


Simplifying
-10y + -3 + -2.5y + 20 = 67

Reorder the terms:
-3 + 20 + -10y + -2.5y = 67

Combine like terms: -3 + 20 = 17
17 + -10y + -2.5y = 67

Combine like terms: -10y + -2.5y = -12.5y
17 + -12.5y = 67

Solving
17 + -12.5y = 67

Solving for variable 'y'.

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

Add '-17' to each side of the equation.
17 + -17 + -12.5y = 67 + -17

Combine like terms: 17 + -17 = 0
0 + -12.5y = 67 + -17
-12.5y = 67 + -17

Combine like terms: 67 + -17 = 50
-12.5y = 50

Divide each side by '-12.5'.
y = -4

Simplifying
y = -4

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