16m-3(4m+7)=6m-(2m+21)

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Solution for 16m-3(4m+7)=6m-(2m+21) equation:


Simplifying
16m + -3(4m + 7) = 6m + -1(2m + 21)

Reorder the terms:
16m + -3(7 + 4m) = 6m + -1(2m + 21)
16m + (7 * -3 + 4m * -3) = 6m + -1(2m + 21)
16m + (-21 + -12m) = 6m + -1(2m + 21)

Reorder the terms:
-21 + 16m + -12m = 6m + -1(2m + 21)

Combine like terms: 16m + -12m = 4m
-21 + 4m = 6m + -1(2m + 21)

Reorder the terms:
-21 + 4m = 6m + -1(21 + 2m)
-21 + 4m = 6m + (21 * -1 + 2m * -1)
-21 + 4m = 6m + (-21 + -2m)

Reorder the terms:
-21 + 4m = -21 + 6m + -2m

Combine like terms: 6m + -2m = 4m
-21 + 4m = -21 + 4m

Add '21' to each side of the equation.
-21 + 21 + 4m = -21 + 21 + 4m

Combine like terms: -21 + 21 = 0
0 + 4m = -21 + 21 + 4m
4m = -21 + 21 + 4m

Combine like terms: -21 + 21 = 0
4m = 0 + 4m
4m = 4m

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

Combine like terms: 4m + -4m = 0
0 = 4m + -4m

Combine like terms: 4m + -4m = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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