15-3a+4a=-3-1

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Solution for 15-3a+4a=-3-1 equation:


Simplifying
15 + -3a + 4a = -3 + -1

Combine like terms: -3a + 4a = 1a
15 + 1a = -3 + -1

Combine like terms: -3 + -1 = -4
15 + 1a = -4

Solving
15 + 1a = -4

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + 1a = -4 + -15

Combine like terms: 15 + -15 = 0
0 + 1a = -4 + -15
1a = -4 + -15

Combine like terms: -4 + -15 = -19
1a = -19

Divide each side by '1'.
a = -19

Simplifying
a = -19

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