Answered

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Brian was thinking of a number. Brian adds 7.5 to the number, then doubles the result to get an answer of 71.7. Form an equation with
x
from the information.

Sagot :

Answer:

2x+5.1=91.3

Step-by-step explanation:

x would represent his number. in this case, you double x, because he doubles his number, and then you add 5.1. to solve for x, aka find his original number, you can subtract 5.1 from both sides and then divide by 2. hope this helps!

mariammustaphabello

Answer:

7.17

Step-by-step explanation:

Brain was thinking of a number represent the number by x and adds 7.5 to the number then double the number to get the answer of 7.17 the answer will be x+7.5×x=7.17

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