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

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

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

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

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

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

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?

{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 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...

Recall that two angles are complementary if the sum of their measure is 90

I need help I forgot how to do substitution.

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

I am having trouble on this one question. Can someone please help me?

The difference between two numbers is 9. Two times the larger number is 4 times the smaller number. Write a system of equations describing the given conditions. Then solve the system by the substitution...

Find using substitution: ∫ 1/[x(1+lnx)2] dx I'm not sure what substitution to use.

Solve by the substitution method. (If there is no solution, enter NO SOLUTION. Use the parameters x and y as necessary.) 3x + 2y = 8 y = 3 − 2x (x,y)=

2x+y=5 x2+y2=50 2. x2+y2=90 y=√x