Evaluate the expression for r = –4. Write your answer as a decimal or whole number. 8 + 4.8r = _____

Identify Expression: Identify the expression to be evaluated. We are given the expression 8 + 4.8r and we need to substitute r with -4.Substitute with -4: Substitute r with -4 in the expression. The expression becomes 8 + 4.8(-4).Multiply and Calculate: Multiply 4.8 by -4. 4.8 multiplied by -4 equals -19.2.Add Result: Add the result from Step 3 to 8. Now we add -19.2 to 8, which equals -11.2.

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Evaluate the expression for $r = -4$ . $\newline$ Write your answer as a decimal or whole number. $\newline$ $8 + 4.8r =$ _____

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Math Problems

Algebra 2

Evaluate variable expressions involving rational numbers

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Q. Evaluate the expression for

r = -4

\newline

Write your answer as a decimal or whole number.

\newline

8 + 4.8r =

_____

Identify Expression: Identify the expression to be evaluated. $\newline$ We are given the expression $8 + 4.8r$ and we need to substitute $r$ with $-4$ .
Substitute with $-4$ : Substitute $r$ with $-4$ in the expression. $\newline$ The expression becomes $8 + 4.8(-4)$ .
Multiply and Calculate: Multiply $4.8$ by $-4$ . $\newline$ $4.8$ multiplied by $-4$ equals $-19.2$ .
Add Result: Add the result from Step $3$ to $8$ . Now we add $-19.2$ to $8$ , which equals $-11.2$ .