How many problems of each point value are on the
test?
Mr. Martin's math test, which is worth 100 points, has 29
problems. Each problem is worth either 5 points or 2
points
Let x be the number of questions worth 5 points and let y
be the number of questions worth 2 points.
x + y = 29, 5x + 2y = 100
10 problems worth 5 points and 25 problems worth
2 points
14 problems worth 5 points and 15 problems worth
2 points
16 problems worth 5 points and 13 problems worth
2 points
15 problems worth 5 points and 13 problems worth
2 points

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet

Multiply and simplify. 2x2y3z2 · 4xy4x2 how to do?