Which equation represents a proportional relationship that has a constant of proportionality equal to - 10?

y = x - 10

y = x/10

y = - 10 x

y = - 10

1) Five hundred tickets were sold for a fundraising dinner. The receipts totaled $3312.50. Adult tickets were $7.50 each and children's tickets were $4.00 each. How many tickets of each type were sold? (375,125) that's the answer I need the steps

Find the exact solution of x. x2 = 16 •x = 4 •x = - 4 •x = ±4 •No Solution

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