3a+2(5a-2)=100

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Solution for 3a+2(5a-2)=100 equation:


Simplifying
3a + 2(5a + -2) = 100

Reorder the terms:
3a + 2(-2 + 5a) = 100
3a + (-2 * 2 + 5a * 2) = 100
3a + (-4 + 10a) = 100

Reorder the terms:
-4 + 3a + 10a = 100

Combine like terms: 3a + 10a = 13a
-4 + 13a = 100

Solving
-4 + 13a = 100

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + 13a = 100 + 4

Combine like terms: -4 + 4 = 0
0 + 13a = 100 + 4
13a = 100 + 4

Combine like terms: 100 + 4 = 104
13a = 104

Divide each side by '13'.
a = 8

Simplifying
a = 8

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