3.5*20+2y=120

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Solution for 3.5*20+2y=120 equation: 


Simplifying
3.5 * 20 + 2y = 120

Multiply 3.5 * 20
70 + 2y = 120

Solving
70 + 2y = 120

Solving for variable 'y'.

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

Add '-70' to each side of the equation.
70 + -70 + 2y = 120 + -70

Combine like terms: 70 + -70 = 0
0 + 2y = 120 + -70
2y = 120 + -70

Combine like terms: 120 + -70 = 50
2y = 50

Divide each side by '2'.
y = 25

Simplifying
y = 25

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