Question

5.Karen is thinking of a number. If she multiplies her number by −3 and then adds 6, she has −4 times the original number. What is Karen’s number? (Hint: Let x stand for her number, and use an equation to solve the problem.)

Answer 1

-6

Explanation:

-3x+6 = -4x

6 = -x

x = -6

check:

-6*-3 = 18 +6 =24

-6*-4 = 24

number = -6

Answer 2

-3x+6 = -4x

6 = -x

x = -6

check:

-6*-3 = 18 +6 =24

-6*-4 = 24

number = -6