3(1-5a)=-8a+31

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Solution for 3(1-5a)=-8a+31 equation:


Simplifying
3(1 + -5a) = -8a + 31
(1 * 3 + -5a * 3) = -8a + 31
(3 + -15a) = -8a + 31

Reorder the terms:
3 + -15a = 31 + -8a

Solving
3 + -15a = 31 + -8a

Solving for variable 'a'.

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

Add '8a' to each side of the equation.
3 + -15a + 8a = 31 + -8a + 8a

Combine like terms: -15a + 8a = -7a
3 + -7a = 31 + -8a + 8a

Combine like terms: -8a + 8a = 0
3 + -7a = 31 + 0
3 + -7a = 31

Add '-3' to each side of the equation.
3 + -3 + -7a = 31 + -3

Combine like terms: 3 + -3 = 0
0 + -7a = 31 + -3
-7a = 31 + -3

Combine like terms: 31 + -3 = 28
-7a = 28

Divide each side by '-7'.
a = -4

Simplifying
a = -4

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