19d-(-18d)-19d-10d-(-13)=-19

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Solution for 19d-(-18d)-19d-10d-(-13)=-19 equation:


Simplifying
19d + -1(-18d) + -19d + -10d + -1(-13) = -19

Remove parenthesis around (-18d)
19d + -1 * -18d + -19d + -10d + -1(-13) = -19

Multiply -1 * -18
19d + 18d + -19d + -10d + -1(-13) = -19

Multiply -1 * -13
19d + 18d + -19d + -10d + 13 = -19

Reorder the terms:
13 + 19d + 18d + -19d + -10d = -19

Combine like terms: 19d + 18d = 37d
13 + 37d + -19d + -10d = -19

Combine like terms: 37d + -19d = 18d
13 + 18d + -10d = -19

Combine like terms: 18d + -10d = 8d
13 + 8d = -19

Solving
13 + 8d = -19

Solving for variable 'd'.

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

Add '-13' to each side of the equation.
13 + -13 + 8d = -19 + -13

Combine like terms: 13 + -13 = 0
0 + 8d = -19 + -13
8d = -19 + -13

Combine like terms: -19 + -13 = -32
8d = -32

Divide each side by '8'.
d = -4

Simplifying
d = -4

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