What is the value of a in the equation a = 2 3a 10? 12 6 −6 −12

Option 3rd is correct

a = -6

Step-by-step explanation:

Given the equation:

Like terms are those terms which have same variable to the same power.

Combine like terms we have;

Subtract 3a from both sides we have;

Simplify:

Divide both sides by 2 we have;

therefore, the value of a is, -6

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step-by-step explanation:

he earned 78.75 in interest.

step-by-step explanation: