shiestyD shiestyD

01-11-2021
Mathematics

contestada

Nine times a number is 42 more than twice the same number. Find the
number.

Respuesta :

shykeimahoward shykeimahoward

01-11-2021

Answer:

Step-by-step explanation:

42x9=378x2=756

Answer Link

jjodlask jjodlask

01-11-2021

Answer:

x=6

9x=42+(2x)

Step-by-step explanation:

9x=42+2x

subtract 2x both sides

7x=42

÷7 both sides

x=6

9•6=42+(2•6)

54=42+12

Answer Link

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Simplifying leave your answer in index form. 3 to the power of 2 ×3 by the power of 6 ÷3 by the power of 5