7(M+1)+16(M-3)=2(M-4)+9

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Solution for 7(M+1)+16(M-3)=2(M-4)+9 equation:


Simplifying
7(M + 1) + 16(M + -3) = 2(M + -4) + 9

Reorder the terms:
7(1 + M) + 16(M + -3) = 2(M + -4) + 9
(1 * 7 + M * 7) + 16(M + -3) = 2(M + -4) + 9
(7 + 7M) + 16(M + -3) = 2(M + -4) + 9

Reorder the terms:
7 + 7M + 16(-3 + M) = 2(M + -4) + 9
7 + 7M + (-3 * 16 + M * 16) = 2(M + -4) + 9
7 + 7M + (-48 + 16M) = 2(M + -4) + 9

Reorder the terms:
7 + -48 + 7M + 16M = 2(M + -4) + 9

Combine like terms: 7 + -48 = -41
-41 + 7M + 16M = 2(M + -4) + 9

Combine like terms: 7M + 16M = 23M
-41 + 23M = 2(M + -4) + 9

Reorder the terms:
-41 + 23M = 2(-4 + M) + 9
-41 + 23M = (-4 * 2 + M * 2) + 9
-41 + 23M = (-8 + 2M) + 9

Reorder the terms:
-41 + 23M = -8 + 9 + 2M

Combine like terms: -8 + 9 = 1
-41 + 23M = 1 + 2M

Solving
-41 + 23M = 1 + 2M

Solving for variable 'M'.

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

Add '-2M' to each side of the equation.
-41 + 23M + -2M = 1 + 2M + -2M

Combine like terms: 23M + -2M = 21M
-41 + 21M = 1 + 2M + -2M

Combine like terms: 2M + -2M = 0
-41 + 21M = 1 + 0
-41 + 21M = 1

Add '41' to each side of the equation.
-41 + 41 + 21M = 1 + 41

Combine like terms: -41 + 41 = 0
0 + 21M = 1 + 41
21M = 1 + 41

Combine like terms: 1 + 41 = 42
21M = 42

Divide each side by '21'.
M = 2

Simplifying
M = 2

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