Mathematics

12 May, 08:04

PAGE 11

4) A student worked the following equation, showing his steps. In which step did he make a mistake?

5 (x-3) - 2x=5x-11

STEP 1 5x-15-2x=5x-11

STEP 2 3x-15=5x-11

STEP 3 - 2x=4

STEP 4 x=-2

A Step 1

B Step 2

C Step 3

D He made no error

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