Solve for a. 4(a + 3)=12 + 4a

−1

no solution

all real numbers

−3

Final All Real Numbers

Steps/Reasons/Explanation:

Question: Solve for a. .

Step 1: Expand.

Step 2: Cancel on both sides.

Step 3: Since both sides equal, we would have infinitely many solutions.

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step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}