Plugging in r = 4 and t = 2 into the expression, we get:
(2)^3 - 4 + 20 ÷ 4
= 8 - 4 + 20 ÷ 4
= 8 - 4 + 5
= 4 + 5
= 9
Therefore, the value of the expression for r = 4 and t = 2 is 9.
Find the value of the expression below for r = 4 and t = 2.
t3 – r + 20 ÷ r
9
72
6
40
1 answer