13 December, 23:27
What is the value of x in the equation 7x + 2y = 48, when y = 3?
13 December, 23:57
7x+2 (3) = 48
14 December, 00:25
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
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» What is the value of x in the equation 7x + 2y = 48, when y = 3?