kitttimothy55
13.01.2021 •
Mathematics
SOLVE FOR X 3x +5 = x -10 A. -5/4 B. -5 C. -15/2 D. -15 OA B. D
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Ответ:
Hello!
3x + 5 = x - 10
Solve for x by isolating the variable.
Subtract 5 from both sides:
3x + 5 - 5 = x - 10 - 5
3x = x - 15
Subtract x from both sides:
3x - x = x - x - 15
2x = -15
Divide both sides by 2:
2x /2 = -15 / 2
x = -15/2.
Ответ:
13 - 6y
Step-by-step explanation:
8 - 4y + (-2y) + 5 = 13 - 6y