-4*5=m

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Solution for -4*5=m equation:


Simplifying
-4 * 5 = m

Multiply -4 * 5
-20 = m

Solving
-20 = 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.
-20 + -1m = m + -1m

Combine like terms: m + -1m = 0
-20 + -1m = 0

Add '20' to each side of the equation.
-20 + 20 + -1m = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -1m = 0 + 20
-1m = 0 + 20

Combine like terms: 0 + 20 = 20
-1m = 20

Divide each side by '-1'.
m = -20

Simplifying
m = -20

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