27-4a=-1-8(1-8)

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Solution for 27-4a=-1-8(1-8) equation:


Simplifying
27 + -4a = -1 + -8(1 + -8)

Combine like terms: 1 + -8 = -7
27 + -4a = -1 + -8(-7)

Multiply -8 * -7
27 + -4a = -1 + 56

Combine like terms: -1 + 56 = 55
27 + -4a = 55

Solving
27 + -4a = 55

Solving for variable 'a'.

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

Add '-27' to each side of the equation.
27 + -27 + -4a = 55 + -27

Combine like terms: 27 + -27 = 0
0 + -4a = 55 + -27
-4a = 55 + -27

Combine like terms: 55 + -27 = 28
-4a = 28

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

Simplifying
a = -7

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