Which number line represents all of the values of x for the equation x2 = 100

x^2 = 100...by taking the square root of both sides, this eliminates the ^2

x = (+-) sqrt 100

x = (+-) 10

so the values of x are -10 and 10

the amount you'd have after the work is $1.55

step-by-step explanation:

you subtract 95% from $31.

3: 2

step-by-step explanation:

shorter piece is 2: 3, so just reverse it, and you get 3: 2