53=3a-7

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Solution for 53=3a-7 equation:


Simplifying
53 = 3a + -7

Reorder the terms:
53 = -7 + 3a

Solving
53 = -7 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
53 + -3a = -7 + 3a + -3a

Combine like terms: 3a + -3a = 0
53 + -3a = -7 + 0
53 + -3a = -7

Add '-53' to each side of the equation.
53 + -53 + -3a = -7 + -53

Combine like terms: 53 + -53 = 0
0 + -3a = -7 + -53
-3a = -7 + -53

Combine like terms: -7 + -53 = -60
-3a = -60

Divide each side by '-3'.
a = 20

Simplifying
a = 20

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