I rlly dont understand how to set this up and use the substitution way of solving system of equations word problems so can someone helppp!
I rlly dont understand how to set this up and use the substitution way of solving system of equations word problems so can someone helppp!
An office keeps a cashbox with $5 and $10 bills for small purchases. The cashbox has 25 bills in all. The total amount of money in the cashbox is $165. How many $5 bills are in the box? ...
i need help with this word problem. I do not know how to do it
You purchase a drink and sandwich for $4.50. Your friend purchases a drink and 5 sandwiches for $16.50. Determine the price of both the drink and sandwich.
Lawnco produces three grades of commercial fertilizer. A 100 pound bag of grade A fertilizer contains 18 lbs of nitrogen, 4 lbs of phosphate, and 5 lbs of potassium. A 100 bag of grade B fertilizer...
Adult tickets to a play cost $22. Tickets for children cost $15. Tickets for a group of 11 people cost $228. Write and alive a system of equations to find how many children and how many adults were...
-4x-2y-70=-2x2 3x-3y=-15 a) (8,13) b) (-8,-13) c) (-35,0) d) (0,-35)
-x2+8=y 6-y1/2x2
Write answering x,y form 2y=3x-5 8x+16=20y
X-y-z=4 2x+3y over 4=z 6y=2z write in form xyz
-2x=4-y 8-2y=x is an_ system a) consistent , independent b)consistent ,dependent c)inconsistent d)independent
2y=4x-12 y=-2x+4 is an _ system a) consistent , independent b)consistent , dependent c)inconsistent d) independent
Carol drove a total of 248 miles on Thursday. She drove 70 fewer miles in the morning then she did in the afternoon. How many miles did she drive in the afternoon?
Hillary and 23 of her friends went on a hayride. There are 8 more boys than girls on the ride. How many boys and girls were on the ride?
neil has a total of 12 $5 and $10 bills in his wallet. He has five times as many $10 bills as $5 bills. How many of each does he have?
2x+7y=1 2x-4y=12
x+3y=5 -x-y=-3
A basket of cupcakes and cookies contains 12 desserts. Cupcakes cost $3 each, and cookies cost $2 each. The basket costs $32. Write and solve a system of linear equations to find the number of cupcakes...
There are 27 red or blue marbles in a bag. The number of red marbles is 5 less than 3 times the number of blue marbles. How many red marbles are in the bag? How many blue marbles are in the bag...
I NEED TO A SYSTEM OF EQUATIONS USING SUBSTITUTION AND ELMINATION