Question

Justify each step in solving the equation 4x=7(x-3)by writing a reason for each statement.

STATEMENT REASON
4x=7(x-3)
4x=7x-21
-3x=21
x=7
I NEED THEE REASONS

Answer 1

Answer: I got it right look at picture below

Explanation:

Answer 2

Statements | Reasons
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1. 4x=7(x-3) | 1. Given
2. 4x=7x-21 | 2. Distributive property of multiplication over subtraction
3. -3x=21 | 3. Subtraction property of equality
4. x=7 | 4. Division property of equality