Question

If the number of paper bags needed to put on a backyard sale is given by the equation, 7x - 10 = 60, the value of x is .

• A. 10
• B. 9
• C. 8

Answer 1

The correct option is A 10

The given equation is 7x - 10 = 60

7x = 60 + 10

$\Rightarrow$ 7x = 70

$\Rightarrow$x = $\frac{70}{7}$

$\Rightarrow$ x = 10

Hence, the value of x is 10.