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What is the value of x in the equation 7x + 2y = 48 , when y = 3?
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What is the value of x in the equation 7x + 2y = 48 , when y = 3?

User Osmund
by
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2 Answers

2 votes
Hi !

7x+2y = 48
You know the value for y so you just need to plug it in.

7x+2*3 = 48
7x = 48-6 = 42

x = 6
User Ladmerc
by
6.8k points
2 votes
7x+2y=48
y=3,
7x+2(3)=48
7x+6=48
7x=42
x=6
User Anish Joseph
by
6.6k points
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