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

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?

asked
User David Asaf
by
7.4k points

2 Answers

1 vote
Plug in 3 for y.
7x+2(3)=48

Multiply
7x+6=48

Subtract 6

7x=42

Divide by 7

x=6
answered
User Veraticus
by
7.7k points
4 votes
7x + 2y = 48

7x + (2x3) =48
7x + 6 = 48
7x = 48 - 6
7x = 42

--> x = 6
answered
User Hilmi Erdem KEREN
by
7.8k points
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