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kenny6666 [7]
3 years ago
8

Step 1: 5 (2x + 5) = 100

Mathematics
2 answers:
Triss [41]3 years ago
6 0
He did not distribute the 5 to 5 so step two had to look like 10x+25=100
astraxan [27]3 years ago
3 0

Answer:

He didn’t state the collection of like term in step 1

Step-by-step explanation:

Step 1: 5 (2x + 5) = 100

5*2x+5*5=100

10x + 25=100

Step2:Collect like term

10x = 100-25

Step 3:

10x = 75

Step 4: divide both side by 10

10x/10 = 75/10

X = 7.5

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