3(5a-2)+5(2a+4)=4

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Solution for 3(5a-2)+5(2a+4)=4 equation:


Simplifying
3(5a + -2) + 5(2a + 4) = 4

Reorder the terms:
3(-2 + 5a) + 5(2a + 4) = 4
(-2 * 3 + 5a * 3) + 5(2a + 4) = 4
(-6 + 15a) + 5(2a + 4) = 4

Reorder the terms:
-6 + 15a + 5(4 + 2a) = 4
-6 + 15a + (4 * 5 + 2a * 5) = 4
-6 + 15a + (20 + 10a) = 4

Reorder the terms:
-6 + 20 + 15a + 10a = 4

Combine like terms: -6 + 20 = 14
14 + 15a + 10a = 4

Combine like terms: 15a + 10a = 25a
14 + 25a = 4

Solving
14 + 25a = 4

Solving for variable 'a'.

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

Add '-14' to each side of the equation.
14 + -14 + 25a = 4 + -14

Combine like terms: 14 + -14 = 0
0 + 25a = 4 + -14
25a = 4 + -14

Combine like terms: 4 + -14 = -10
25a = -10

Divide each side by '25'.
a = -0.4

Simplifying
a = -0.4

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