a+5(90-a)=298

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Solution for a+5(90-a)=298 equation:


Simplifying
a + 5(90 + -1a) = 298
a + (90 * 5 + -1a * 5) = 298
a + (450 + -5a) = 298

Reorder the terms:
450 + a + -5a = 298

Combine like terms: a + -5a = -4a
450 + -4a = 298

Solving
450 + -4a = 298

Solving for variable 'a'.

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

Add '-450' to each side of the equation.
450 + -450 + -4a = 298 + -450

Combine like terms: 450 + -450 = 0
0 + -4a = 298 + -450
-4a = 298 + -450

Combine like terms: 298 + -450 = -152
-4a = -152

Divide each side by '-4'.
a = 38

Simplifying
a = 38

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