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3 years ago

3х + 5(1 +7x) = 3х – 30

Mathematics

2 answers:

weqwewe [10]3 years ago

4 0

3x + (5+35x) = 3x -30
38x + 5 = 3x -30
38x = 3x -35
35x = -35
x = -1

satela [25.4K]3 years ago

4 0

Answer:-1

Step-by-step explanation:

3x+5(1+7x)=3x-30

Open bracket

3x+5+35x=3x-302

Collect like terms

3x+35x-3x=-30-5

35x=-35

Divide both sides by 35

35x÷35=-35÷35

X=-1

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2 years ago

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Answer:

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3 years ago

Read 2 more answers

Which digit has the greatest value in the number 1,567

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