Two lines, r and m, are represented by the following equations:

line r: 2x + 2y = 18
line m: x + y = 9

which statement is true about the solution to the set of equations? (4 points)

select one:
a. it is (18, 9).
b. it is (9, 18).
c. there are infinitely many solutions.
d. there is no solution

Design a number line containing five (5) points2.benin, one of the smallest countries in africa, has a total area of 43,475 square miles. the population of the country was recently estimated at 10,160,555. about 3,657,790 people live in rural areas. the country has only about 870 miles of surfaced roads. a. round off the total population to the nearest hundred thousand people. b. round off benin’s area in square miles to the nearest thousand. c. round off the number of miles of surfaced roads to the nearest ten. d. round off the number of people who live in rural areas to the nearest million.

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Ke’ajah has a coupon for 1/3 off the regular price, t, of a tent. which expression represents the price of the tent using the coupon? select the two correct expressions. a. 1/3t b. 2/3t c. t - 1/3 d. t - 2/3 e. t - 1/3t f. t - 2/3t