Twice a number decreased by 4 is equal to the sum of 6 and the product of 3 and a number. What is the number

Question

Twice a number decreased by 4 is equal to the sum of 6 and the product of 3 and a number. What is the number

0

Answers ( No )

    0
    2021-09-10T07:44:02+00:00

    Twice a number decreased by 4 is equal to the sum of 6 and the product of 3 and a number.

    n – a number

    2n-4=6+3n\qquad\text{add 4 to both sides}\\\\2n=10+3n\qquad\text{subtract 3n from both sides}\\\\-n=10\qquad\text{change the signs}\\\\\boxed{n=-10}

    Answer: The number = -10

Leave an answer

Browse
Browse