50=15-7a

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Solution for 50=15-7a equation:


Simplifying
50 = 15 + -7a

Solving
50 = 15 + -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
50 + 7a = 15 + -7a + 7a

Combine like terms: -7a + 7a = 0
50 + 7a = 15 + 0
50 + 7a = 15

Add '-50' to each side of the equation.
50 + -50 + 7a = 15 + -50

Combine like terms: 50 + -50 = 0
0 + 7a = 15 + -50
7a = 15 + -50

Combine like terms: 15 + -50 = -35
7a = -35

Divide each side by '7'.
a = -5

Simplifying
a = -5

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