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5 votes
Find the mistake: two-step equations (very easy 7th grade problem)

5 stars for correct answers

have a splendid day and dont forget to love yourself :)


choices are step 1, step 2 , step 3 , or nigel didnt make a mistake

Find the mistake: two-step equations (very easy 7th grade problem) 5 stars for correct-example-1
User TheWebGuy
by
4.3k points

2 Answers

3 votes
Step 1 is incorrect






Step-by-step explanation:

1/2 (2h - 4) = 20 needs to be distributed.
1/2 * 2h = 1h and 1/2 * -4 = -2 and 20 * 1/2 = 10

It should be 1h - 2 = 10

But since he didn’t distribute, his first step was wrong causing the whole problem to be incorrect.
User Abdulsamet Kurt
by
4.6k points
9 votes

Answer:

Step 1

Step-by-step explanation:

Step 1 is incorrect because he forgot to use the distributive property.

User Marek Dec
by
4.8k points