Mathematics

13 July, 13:43

Consider the procedure used below to solve the given equation.

Given: 5 (2x-5) + 2x+8=43

Step 1: 10x-25+2x+8=43

Step 2: 12x-17=43

Step 3: 12x=43+17

Step 4: 12x=60

Step 5: x=5

Which statement about the solution of the given equation is true?

A

The first mistake was made in Step 1.

B

The first mistake was made in Step 2.

C

The first mistake was made in Step 3.

D

Each step is correct.

+5

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