Solve each system by substitution. (3x+2y=23, 1/2x-4=y), (4x=3y-2, 18=3x+y), (4y+3=3y+x, 2x+4y=18), (4y-x=5+2y, 3x+7y=24)

Find the perimeter of a rectangle measuring 513 mm by 612 mm.

Solve - x16+1≥-5x2, for x without multiplying by a negative number. Then, solve by multiplying through by - 16.

Two baskets contain snacks. The basket contain 12 bags of peanuts, of which 5 are reduced sodium and 8 granola bars, of which 2 are reduced sodium.

I don't know how n/13=4, n=52 is

A flagpole flying the Ohio state flag is 9/10 the height of a 30-foot-tall flagpole that is flying the U. S. Flag. What is the height (h) in feet of the flagpole flying the Ohio state flag?

A large university accepts 70% of the students who apply. Of the students the university accepts, 25% actually enroll. If 20,00 apply, how many will enroll?

Compare the rates to find which is greater 315 visitors in 21 days or 714 visitors in 51 days

Which values of P P and Q Q result in an equation with no solutions? 8 3 x + P = 8 3 x + Q 83x+P=83x+Q

Candis took out a payday loan with an effective interest rate of 15,400%. if she had 220 to invest for a year at this interest rate, how much would make in interest? A. 3,388,000 B 338,800 C ... 3388 D 33,880

Pippa has 18 puppies, 12 of the puppies have two ears. what is the percent of the puppies have two ears?