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

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


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

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

Reorder the terms:
-15 + 3a = 4(-5 + 2a)
-15 + 3a = (-5 * 4 + 2a * 4)
-15 + 3a = (-20 + 8a)

Solving
-15 + 3a = -20 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
-15 + 3a + -8a = -20 + 8a + -8a

Combine like terms: 3a + -8a = -5a
-15 + -5a = -20 + 8a + -8a

Combine like terms: 8a + -8a = 0
-15 + -5a = -20 + 0
-15 + -5a = -20

Add '15' to each side of the equation.
-15 + 15 + -5a = -20 + 15

Combine like terms: -15 + 15 = 0
0 + -5a = -20 + 15
-5a = -20 + 15

Combine like terms: -20 + 15 = -5
-5a = -5

Divide each side by '-5'.
a = 1

Simplifying
a = 1

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