Twenty less than ten times a certain number is 600. Find the number.
A
62
Explaination
Let x represent the unknown number. Set up an equation. 10x −20 = 600 Solve the equation. Add 20 to both sides, then divide the resulting equation by 10. 10x −20 = 600 10x − 20 + 20 = −600 + 20 10x = 620 $5950_w159_h13.png$ X=62