recall that two angles are complementary if the sum of their measures is 90 degrees. find the measures of two complementary angles is one angle is eight times the other angl

recall that two angles are complementary if the sum of their measures is 90 degrees. find the measures of two complementary angles is one angle is eight times the other angl

Bargain garage charges a flat fee of $2 plus $4 per hour. Grey's garage charges a flat fee of $8 plus $2 per hour. For how many hours will the cost of parking in either garage be the same, and what...

Tara wants to buy a charm bracelet. Wild grove Fine Jewelry charges $14 per charm, plus $31 for the bracelet. Nelson Jewelers, in contrast, charges $15 per charm and $28 for...

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 35% salt and Solution B is 95% salt. She wants...

Kai takes off from parking structure 1 at 3:00 PM, driving north. One hour later, Jacob takes off from parking structure 1, too, but he had south, and his speed is 15 mph more than Kai's. At...

On Monday, Harold picked up four donuts and two large coffees for the office staff. He paid $4.66. On Tuesday, Melinda picked up five donuts and five large coffees for the office staff. She paid $8...

on monday harold picked up four donuts and two large coffees for the office staff. he paid $4.66. on tuesday melinda picked up five donuts and five large coffees for the office staff. she paid $8...

Substitution Form: 2x-3y=2 x+y=-1 x+y=-1 Elimination From: 2x/3 - 4y/5 = 1 and 3x-y=-7

6x=3y+2 y-2x+4=0

3x+4y=-8, y=2x +9

6x=3y+2 y-2x+4=0

plan A charges $15 per month plus 10 cents per minute and plan B charges $20 plus 5 cents per minute

how many minutes do the phone plan cost the same amount

The total bill for the 132 people from a school trip was $928. How many adults and how many children went to the zoo?

solve using substitution or elimination 3x+5y=2 2x-y=-3

{y=2x−6 4x−2y=14 Use the substitution method. The solution is (4, 14) The solution is (14, 4) There is no solution. There are an infinite...

A boat can travel 100 mph more than 6 times the speed of a fish. If the boat can travel 1010 miles in the same amount of time the fish can travel 70 miles, how fast is each going?

Solve the system of equations by the method of substitution. =5x + 4y = 11 y = 4x

A word problem that needs to be solved using substitution.

What is the x-coordinate of the solution for the system of equations? y−x=9 10+2x=−2y I turned y-x=9 into y=x+9 and plugged it into 10+ 2x=-2y to get...

Solve by the substitution method. 2x − 6y = −18 −x + 3y = 9 (x,y)