43=3a+15

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Solution for 43=3a+15 equation:


Simplifying
43 = 3a + 15

Reorder the terms:
43 = 15 + 3a

Solving
43 = 15 + 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.
43 + -3a = 15 + 3a + -3a

Combine like terms: 3a + -3a = 0
43 + -3a = 15 + 0
43 + -3a = 15

Add '-43' to each side of the equation.
43 + -43 + -3a = 15 + -43

Combine like terms: 43 + -43 = 0
0 + -3a = 15 + -43
-3a = 15 + -43

Combine like terms: 15 + -43 = -28
-3a = -28

Divide each side by '-3'.
a = 9.333333333

Simplifying
a = 9.333333333

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