5(m-3)+21(m-2)=-11-4(17-m)

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Solution for 5(m-3)+21(m-2)=-11-4(17-m) equation:


Simplifying
5(m + -3) + 21(m + -2) = -11 + -4(17 + -1m)

Reorder the terms:
5(-3 + m) + 21(m + -2) = -11 + -4(17 + -1m)
(-3 * 5 + m * 5) + 21(m + -2) = -11 + -4(17 + -1m)
(-15 + 5m) + 21(m + -2) = -11 + -4(17 + -1m)

Reorder the terms:
-15 + 5m + 21(-2 + m) = -11 + -4(17 + -1m)
-15 + 5m + (-2 * 21 + m * 21) = -11 + -4(17 + -1m)
-15 + 5m + (-42 + 21m) = -11 + -4(17 + -1m)

Reorder the terms:
-15 + -42 + 5m + 21m = -11 + -4(17 + -1m)

Combine like terms: -15 + -42 = -57
-57 + 5m + 21m = -11 + -4(17 + -1m)

Combine like terms: 5m + 21m = 26m
-57 + 26m = -11 + -4(17 + -1m)
-57 + 26m = -11 + (17 * -4 + -1m * -4)
-57 + 26m = -11 + (-68 + 4m)

Combine like terms: -11 + -68 = -79
-57 + 26m = -79 + 4m

Solving
-57 + 26m = -79 + 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
-57 + 26m + -4m = -79 + 4m + -4m

Combine like terms: 26m + -4m = 22m
-57 + 22m = -79 + 4m + -4m

Combine like terms: 4m + -4m = 0
-57 + 22m = -79 + 0
-57 + 22m = -79

Add '57' to each side of the equation.
-57 + 57 + 22m = -79 + 57

Combine like terms: -57 + 57 = 0
0 + 22m = -79 + 57
22m = -79 + 57

Combine like terms: -79 + 57 = -22
22m = -22

Divide each side by '22'.
m = -1

Simplifying
m = -1

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