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Yolo4mecuite
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Explain how you can show that 3 is a solution of x + 7 = 4.
 one year ago
 one year ago
Yolo4mecuite Group Title
Explain how you can show that 3 is a solution of x + 7 = 4.
 one year ago
 one year ago

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Isaacclarke2 Group TitleBest ResponseYou've already chosen the best response.1
Isolate the variable. x+7=4 7 7 x = 3
 one year ago

Isaacclarke2 Group TitleBest ResponseYou've already chosen the best response.1
That's it really. Just do everything to both sides.
 one year ago

phi Group TitleBest ResponseYou've already chosen the best response.0
one way is replace x with 3 in x+7=4 replace the x with 3: 3 + 7 = 4 now do the arithmetic: 3+7 is 4, so you get 4=4 this is true, so x=3 is a solution.
 one year ago

Yolo4mecuite Group TitleBest ResponseYou've already chosen the best response.0
Thanks! :)
 one year ago
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