Seudónimo
Seudónimo
25-10-2016
Mathematics
contestada
7x-4=5x+15 solve the following equation
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apologiabiology
apologiabiology
25-10-2016
remember you can do anything to an equaiton as long as you do it to both sides
7x-4=5x+15
minus 5x both sides
2x-4=15
add 4 both sides
2x=19
divide by 2
x=19/2
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