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Elisa Compton
Mathematics
28 October, 12:33
3 х + 5 (1 + 7x) = 3 х - 30
+2
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Krystal Velazquez
28 October, 12:40
0
3x + (5+35x) = 3x - 30
38x + 5 = 3x - 30
38x = 3x - 35
35x = - 35
x = - 1
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Daphne Petersen
28 October, 12:59
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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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