(23-d)10+15=75

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Solution for (23-d)10+15=75 equation:


Simplifying
(23 + -1d) * 10 + 15 = 75

Reorder the terms for easier multiplication:
10(23 + -1d) + 15 = 75
(23 * 10 + -1d * 10) + 15 = 75
(230 + -10d) + 15 = 75

Reorder the terms:
230 + 15 + -10d = 75

Combine like terms: 230 + 15 = 245
245 + -10d = 75

Solving
245 + -10d = 75

Solving for variable 'd'.

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

Add '-245' to each side of the equation.
245 + -245 + -10d = 75 + -245

Combine like terms: 245 + -245 = 0
0 + -10d = 75 + -245
-10d = 75 + -245

Combine like terms: 75 + -245 = -170
-10d = -170

Divide each side by '-10'.
d = 17

Simplifying
d = 17

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