2 years ago

If 75 equals a number plus four times the number, find the number

Mathematics

2 answers:

olga nikolaevna [1]2 years ago

7 0

X + 4x = 75
Combine like terms:
5x = 75
Divide by 5 on each side of the equal sign:
x = 15

Helen [10]2 years ago

4 0

75 = x + 4x
75 = 5x
75 ÷ 5 = x
15 = x'

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