What is the value of the expression below when
y=9 and z=3?
10y−7z

10y−7z

Plug in the numbers for y and z.

(10)(9)−(7)(3)

= 69

69

Step-by-step explanation:

10y-7z

Plug in y and z

10(9)-7(3)

Solve using order of operations

90-21=69

the dimensions are:

step-by-step explanation:

we want to find the dimensions of a rectangular box with volume of

we factor to obtain;

we rewrite the rightmost factor to obtain;

recall that:

we apply difference of two squares formula to obtain;

hence the dimensions are

sup

step-by-step explanation: