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5 votes
For all pairs of real numbers, S and T where S=4T-7, what does T equal?

User Sleexed
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2 Answers

3 votes
s = 4t - 7
s + 7 = 4t - 7 + 7
s + 7 = 4t
4 4
1/4s + 1 3/4 = t
s = 4(1/4s + 1 3/4) - 7
s = s + 7 - 7
s = s + 0
s = s


User Bartburkhardt
by
7.8k points
4 votes

s=4t-7


s+7=4t


(s+7)/(4)=t
User Ambertch
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