5 subtracted from 3 times a number x gives 7.
2 answers:
Answer:
Step-by-step explanation:
3 times a number x: 3*x = 3x
5 subtracted from 3x = 3x - 5
Equation: 3x - 5 = 7
Solution:
Add 5 to both sides
3x - 5 + 5 = 7 + 5
3x = 12
Divide both sides by 3
3x/3 = 12/3
x = 4
Answer:
3x-5=7
3x=7+5
x=12/3
x = 4
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