What is the value of x in the equation x-3y = 30, when y = 15?
1
04
8
80
200
2 answers:
Answer:
x = 75
Step-by-step explanation:
Given information from the question:
x - 3y = 30
y = 15
We can substitute y = 15 into the equation to find x.
x - 3(15) = 30
x - 45 = 30
x - 45 + 45 = 30 + 45
x = 75
Answer:
75
Step-by-step explanation:
x-3y=30
x-3×15=30
x-45=30
x=30+45
x=75
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