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

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


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

Reorder the terms:
4(5 + a) = 3(a + -5)
(5 * 4 + a * 4) = 3(a + -5)
(20 + 4a) = 3(a + -5)

Reorder the terms:
20 + 4a = 3(-5 + a)
20 + 4a = (-5 * 3 + a * 3)
20 + 4a = (-15 + 3a)

Solving
20 + 4a = -15 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
20 + 4a + -3a = -15 + 3a + -3a

Combine like terms: 4a + -3a = 1a
20 + 1a = -15 + 3a + -3a

Combine like terms: 3a + -3a = 0
20 + 1a = -15 + 0
20 + 1a = -15

Add '-20' to each side of the equation.
20 + -20 + 1a = -15 + -20

Combine like terms: 20 + -20 = 0
0 + 1a = -15 + -20
1a = -15 + -20

Combine like terms: -15 + -20 = -35
1a = -35

Divide each side by '1'.
a = -35

Simplifying
a = -35

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