5(m-3)+1=21

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Solution for 5(m-3)+1=21 equation:


Simplifying
5(m + -3) + 1 = 21

Reorder the terms:
5(-3 + m) + 1 = 21
(-3 * 5 + m * 5) + 1 = 21
(-15 + 5m) + 1 = 21

Reorder the terms:
-15 + 1 + 5m = 21

Combine like terms: -15 + 1 = -14
-14 + 5m = 21

Solving
-14 + 5m = 21

Solving for variable 'm'.

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

Add '14' to each side of the equation.
-14 + 14 + 5m = 21 + 14

Combine like terms: -14 + 14 = 0
0 + 5m = 21 + 14
5m = 21 + 14

Combine like terms: 21 + 14 = 35
5m = 35

Divide each side by '5'.
m = 7

Simplifying
m = 7

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