What value of a is a solution to this equation? 5a = 45 Choices: (A)a = 7 (B)a = 9

Identify operation and rearrange: Identify the operation and rearrange the equation. 5a = 45. Divide both sides by 5 to isolate 'a'. a = 45 / 5.Divide to isolate 'a': Perform the division to find the value of 'a'. a = 9.

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What value of $a$ is a solution to this equation? $\newline$ $5a = 45$ $\newline$ Choices: $\newline$ (A) $a = 7$ $\newline$ (B) $a = 9$

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Math Problems

Grade 7

Which x satisfies an equation?

Full solution

Q. What value of

a

is a solution to this equation?

\newline

5a = 45

\newline

Choices:

\newline

(A)

a = 7

\newline

(B)

a = 9

Identify operation and rearrange: Identify the operation and rearrange the equation. $\newline$ $5a = 45$ . $\newline$ Divide both sides by $5$ to isolate 'a'. $\newline$ $a = \frac{45}{5}$ .
Divide to isolate 'a': Perform the division to find the value of 'a'. $\newline$ $a = 9$ .