What are the steps for x2-11=-2

x = ±3

Step-by-step explanation:

x^2-11=-2

Add 11 to each side

x^2-11+11=-2+11

x^2 = 9

Take the square root of each side

sqrt(x^2) = ±sqrt(9)

x = ±3

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.

mean, 40.6

step-by-step explanation: