macanogrande macanogrande

25-08-2016
Mathematics

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What is the value of x in the equation 8x – 2y = 48, when y = 4?

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komaeash komaeash

25-08-2016

Plug in 4 for y. So 8x-2y=48. This becomes 8x-2(4)=48. Then, 8x-8=48. Add 8 to both sides. 8x=56. Divide each side by 8. X=7

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blythepeyton98 blythepeyton98

25-08-2016

the value of x is 7 because 7 times 8 is 56. Then 2 times 4 is 8 so 56 take away 8 is 48

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