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loris [4]
4 years ago
8

Four more than twice a number is 8

Mathematics
1 answer:
zzz [600]4 years ago
5 0

let x is the number

twice a number is 2x

Four more than twice a number: 2x + 4

Four more than twice a number is 8 :

2x +4 = 8

If solve for x then

2x + 4 = 8

subtract 4 to both sides

2x +4 - 4 = 8 -4

Simplify

2x = 4

Divide both sides by 2

2x/2 = 4/2

Simplify

x = 2


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What is the positive root of the equation x 2 + 5x = 150? a0
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3 0
3 years ago
camilla paid $1.15 per pound for x pounds of tomatoes. She paid for her tomatoes with $10 and received $4.48 in change. How many
Alika [10]

Answer:

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Step-by-step explanation:

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The equation that represent this situation is equal to

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x=5.52/1.15

x=4.8\ pounds

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3 years ago
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