7*(50)+2y=640

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Solution for 7*(50)+2y=640 equation: 


Simplifying
7(50) + 2y = 640

Multiply 7 * 50
350 + 2y = 640

Solving
350 + 2y = 640

Solving for variable 'y'.

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

Add '-350' to each side of the equation.
350 + -350 + 2y = 640 + -350

Combine like terms: 350 + -350 = 0
0 + 2y = 640 + -350
2y = 640 + -350

Combine like terms: 640 + -350 = 290
2y = 290

Divide each side by '2'.
y = 145

Simplifying
y = 145

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