-7(1-4a)+5a=-5a+31

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Solution for -7(1-4a)+5a=-5a+31 equation:


Simplifying
-7(1 + -4a) + 5a = -5a + 31
(1 * -7 + -4a * -7) + 5a = -5a + 31
(-7 + 28a) + 5a = -5a + 31

Combine like terms: 28a + 5a = 33a
-7 + 33a = -5a + 31

Reorder the terms:
-7 + 33a = 31 + -5a

Solving
-7 + 33a = 31 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-7 + 33a + 5a = 31 + -5a + 5a

Combine like terms: 33a + 5a = 38a
-7 + 38a = 31 + -5a + 5a

Combine like terms: -5a + 5a = 0
-7 + 38a = 31 + 0
-7 + 38a = 31

Add '7' to each side of the equation.
-7 + 7 + 38a = 31 + 7

Combine like terms: -7 + 7 = 0
0 + 38a = 31 + 7
38a = 31 + 7

Combine like terms: 31 + 7 = 38
38a = 38

Divide each side by '38'.
a = 1

Simplifying
a = 1

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