23a-5(3a-4)+8(7+a)=124

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Solution for 23a-5(3a-4)+8(7+a)=124 equation:


Simplifying
23a + -5(3a + -4) + 8(7 + a) = 124

Reorder the terms:
23a + -5(-4 + 3a) + 8(7 + a) = 124
23a + (-4 * -5 + 3a * -5) + 8(7 + a) = 124
23a + (20 + -15a) + 8(7 + a) = 124
23a + 20 + -15a + (7 * 8 + a * 8) = 124
23a + 20 + -15a + (56 + 8a) = 124

Reorder the terms:
20 + 56 + 23a + -15a + 8a = 124

Combine like terms: 20 + 56 = 76
76 + 23a + -15a + 8a = 124

Combine like terms: 23a + -15a = 8a
76 + 8a + 8a = 124

Combine like terms: 8a + 8a = 16a
76 + 16a = 124

Solving
76 + 16a = 124

Solving for variable 'a'.

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

Add '-76' to each side of the equation.
76 + -76 + 16a = 124 + -76

Combine like terms: 76 + -76 = 0
0 + 16a = 124 + -76
16a = 124 + -76

Combine like terms: 124 + -76 = 48
16a = 48

Divide each side by '16'.
a = 3

Simplifying
a = 3

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