8-(4M+20)=3M-27

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Solution for 8-(4M+20)=3M-27 equation:


Simplifying
8 + -1(4M + 20) = 3M + -27

Reorder the terms:
8 + -1(20 + 4M) = 3M + -27
8 + (20 * -1 + 4M * -1) = 3M + -27
8 + (-20 + -4M) = 3M + -27

Combine like terms: 8 + -20 = -12
-12 + -4M = 3M + -27

Reorder the terms:
-12 + -4M = -27 + 3M

Solving
-12 + -4M = -27 + 3M

Solving for variable 'M'.

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

Add '-3M' to each side of the equation.
-12 + -4M + -3M = -27 + 3M + -3M

Combine like terms: -4M + -3M = -7M
-12 + -7M = -27 + 3M + -3M

Combine like terms: 3M + -3M = 0
-12 + -7M = -27 + 0
-12 + -7M = -27

Add '12' to each side of the equation.
-12 + 12 + -7M = -27 + 12

Combine like terms: -12 + 12 = 0
0 + -7M = -27 + 12
-7M = -27 + 12

Combine like terms: -27 + 12 = -15
-7M = -15

Divide each side by '-7'.
M = 2.142857143

Simplifying
M = 2.142857143

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