Answer:
c
Step-by-step explanation:
c, because if you're doing a percentage of kids who bring lunches you need to do every grade level and every student to get a proper percentage
6x+5x-4=2x-8~~~First we simplify(add 6x and 5x)
11x-4=2x-8~~~Now add 4 to both sides
+4 +4
11x=2x-4~~~~Remove 2x from both sides now.
-2x -2x
9x=-4~~~~Now divide by 9x
÷9x ÷9x
x= -4/9
Answer:
it will be c
Step-by-step explanation:
Answer:
a. s = .9*r
b. Yes, because the regular price is only being multiplied by a number without any additional operations.
Step-by-step explanation:
Solve for x by simplifying both sides of the equation, the isolating the variable. x=-8