2 years ago

Help!!!Lots of points!!

Mathematics

2 answers:

sveticcg [70]2 years ago

6 0

I think means didn’t make any mistakes

melamori03 [73]2 years ago

6 0

Hey there!

Merna did not make a mistake. She completed each step correctly using the appropriate rules and properties.

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When 142 is added to a number, the result is 64 more times than 3 times the number. What is the number?

allsm [11]

x+142 =3x+64

subtract x from each side

142 = 2x+64

subtract 64 from each side

142-64 = 2x

78=2x

divide by 2

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x=39

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