-4-(-7)=m

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Solution for -4-(-7)=m equation:


Simplifying
-4 + -1(-7) = m

Multiply -1 * -7
-4 + 7 = m

Combine like terms: -4 + 7 = 3
3 = m

Solving
3 = m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
3 + -1m = m + -1m

Combine like terms: m + -1m = 0
3 + -1m = 0

Add '-3' to each side of the equation.
3 + -3 + -1m = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1m = 0 + -3
-1m = 0 + -3

Combine like terms: 0 + -3 = -3
-1m = -3

Divide each side by '-1'.
m = 3

Simplifying
m = 3

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