answer: 85
(85 + 88 + 87 + 90 + x)/5 = 87
85 + 88 + 87 + 90 + x = 5 * 87 = 435
350 + x = 435
x = 435 - 350
x = 85
- cherry :))
Equation given:
15x - 6y = 48
First, turn 15x into -15x and plug it into 48.
-15x -15x
The equation should look like this:
-6y = -15x + 48
Divide -6y to 48 and -15x.
y = - 8
Answer:
0.88 pounds per person.