(-1)(-4)(5)=20d

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Solution for (-1)(-4)(5)=20d equation:


Simplifying
(-1)(-4)(5) = 20d

Multiply -1 * -4
4 * 5 = 20d

Multiply 4 * 5
20 = 20d

Solving
20 = 20d

Solving for variable 'd'.

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

Add '-20d' to each side of the equation.
20 + -20d = 20d + -20d

Combine like terms: 20d + -20d = 0
20 + -20d = 0

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

Combine like terms: 20 + -20 = 0
0 + -20d = 0 + -20
-20d = 0 + -20

Combine like terms: 0 + -20 = -20
-20d = -20

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

Simplifying
d = 1

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