4(5a)2=5(5a)-1

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Solution for 4(5a)2=5(5a)-1 equation:


Simplifying
4(5a) * 2 = 5(5a) + -1

Remove parenthesis around (5a)
4 * 5a * 2 = 5(5a) + -1

Reorder the terms for easier multiplication:
4 * 5 * 2a = 5(5a) + -1

Multiply 4 * 5
20 * 2a = 5(5a) + -1

Multiply 20 * 2
40a = 5(5a) + -1

Remove parenthesis around (5a)
40a = 5 * 5a + -1

Multiply 5 * 5
40a = 25a + -1

Reorder the terms:
40a = -1 + 25a

Solving
40a = -1 + 25a

Solving for variable 'a'.

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

Add '-25a' to each side of the equation.
40a + -25a = -1 + 25a + -25a

Combine like terms: 40a + -25a = 15a
15a = -1 + 25a + -25a

Combine like terms: 25a + -25a = 0
15a = -1 + 0
15a = -1

Divide each side by '15'.
a = -0.06666666667

Simplifying
a = -0.06666666667

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