bahkindibah
Answered

The expression means the product of 5 and the difference of three times r minus 10. If r = 4, the value of the expression is .

Answer :

marcthemathtutor

Answer:

10

Step-by-step explanation:

"three times r" = 3r

"three times r minus ten" = 3r - 10

"product of 5 and the difference of three times r minus ten"

= 5 (3r - 10)

given that r = 4,

the expression becomes

5 (3r - 10)

= 5 [3(4) - 10]

= 5 [12 - 10]

= 5 (2)

= 10

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