Seudónimo Seudónimo

26-09-2016
Mathematics

contestada

Find the value of PT PT = 5x + 3 and TQ 7x - 9

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ashleyt2 ashleyt2

26-09-2016

Is there anything more to this question? Like are PT and TQ equal?

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apologiabiology apologiabiology

26-09-2016

so if PT=TQ and TQ=7x-9

PT=5x+3=TQ=7x-9

5x+3=7x-9
minus 5x both sides
3=2x-9
add 9 both sides
12=2x
divide 2
6=x

PT=5x+3
PT=5(6)+3
PT=30+3
PT=33

PT=QT=33
x=6

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