Jaques has a total of $155 in $2 and $5 pizza coupons. He has 40 coupons in total. Select the system of equations that can be solved to find the number of two dollar coupons, t, and the number of five dollar coupons, s, he has.
a) 2t+2s=155
5t+5s=40
b) 2t+5s=155
t+s=40
c) 5t+2s=155
t+s=40
d) t+s=155
2t+5s=40MULTIPLE CHOICE, math help, system of equations?
B
there are t two dollar coupons, and you add that to s five dollar coupons to get 155 dollars, which is why the 1st equation is
2t+5s=155
It says that he has 40 coupons total, so
t+s=40.MULTIPLE CHOICE, math help, system of equations?
BMULTIPLE CHOICE, math help, system of equations?
its b)
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