Question

what is the value of the expression below when w = 7 and x = 4? 10w - 9x

Explanation:

Step1: Substitute given values

Substitute $w=7$ and $x=4$ into $10w-9x$:
$10(7) - 9(4)$

Step2: Calculate each term

Compute the products:
$70 - 36$

Step3: Subtract the two values

Find the difference:
$70 - 36 = 34$

Answer:

34