If four ounces of orange juice contain 50 calories, how many ounces of orange juice will have 175 calories?

175 calories. is obtained by 14 ounces of orange juice.

Step-by-step explanation:

Given :    four ounces of orange juice contain 50 calories

We have to find how many ounces of orange juice will have 175 calories.

UNITARY METHOD is a method in which we first find the value of a single unit and then multiply it with desired quantity.

Consider the given statement

four ounces of orange juice contain 50 calories

Apply unitary method ,

50 calories is obtained by 4 ounces of orange juice

1 calorie is obtained by ounces of orange juice.

Thus, 175 calories. is obtained by ounces of orange juice.

Simplify  , we have,

175 calories. is obtained by 14 ounces of orange juice.

Thus,  175 calories. is obtained by 14 ounces of orange juice.

8(-10x+3.5y-7)

8×-10x + 8×3.5y + 8×-7

-80x + 28y - 56

therefore

-80x+28y-56 is the correct answer