10. The class is selling food at the school fair. Pretzels cost $1.50, and bottles of water cost $1.00. The class sold a total of 107 items altogether
and collected $128. Choose the definition of the variables that could be
used the write the system of equations. Show your work in your math
notebook.

x = -2

y = 848

step-by-step explanation:

plug in the numbers

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation:

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.