(3-a)(5-2)-10=2

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Solution for (3-a)(5-2)-10=2 equation:


Simplifying
(3 + -1a)(5 + -2) + -10 = 2

Combine like terms: 5 + -2 = 3
(3 + -1a)(3) + -10 = 2

Reorder the terms for easier multiplication:
3(3 + -1a) + -10 = 2
(3 * 3 + -1a * 3) + -10 = 2
(9 + -3a) + -10 = 2

Reorder the terms:
9 + -10 + -3a = 2

Combine like terms: 9 + -10 = -1
-1 + -3a = 2

Solving
-1 + -3a = 2

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + -3a = 2 + 1

Combine like terms: -1 + 1 = 0
0 + -3a = 2 + 1
-3a = 2 + 1

Combine like terms: 2 + 1 = 3
-3a = 3

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

Simplifying
a = -1

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