210=10(4+5a)

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Solution for 210=10(4+5a) equation:


Simplifying
210 = 10(4 + 5a)
210 = (4 * 10 + 5a * 10)
210 = (40 + 50a)

Solving
210 = 40 + 50a

Solving for variable 'a'.

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

Add '-50a' to each side of the equation.
210 + -50a = 40 + 50a + -50a

Combine like terms: 50a + -50a = 0
210 + -50a = 40 + 0
210 + -50a = 40

Add '-210' to each side of the equation.
210 + -210 + -50a = 40 + -210

Combine like terms: 210 + -210 = 0
0 + -50a = 40 + -210
-50a = 40 + -210

Combine like terms: 40 + -210 = -170
-50a = -170

Divide each side by '-50'.
a = 3.4

Simplifying
a = 3.4

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