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gregori [183]
3 years ago
14

5x-102=13 ( can i please be taught how to do it bc there is a lot more questions like this)

Mathematics
1 answer:
ehidna [41]3 years ago
5 0

Answer:

5*-102=13

step1 pulling out like term:1.1

pull out like factors:5x-115=5(x-23)

equation at the end of step 1 : step 2:

equation which are never true: 2.1 solve:5=0.

solve:x-23=0 solving a single variable equation

:2.2 solve :x-23=0 add 23 to both sides of the equation:x=23

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Find the value of y if the line through the points (-3, y) and (4, 6) has a slope of -2.
Sever21 [200]

Answer:

-20

Step-by-step explanation:

(y - 6) / (-3-4) = -2

(y-6)/7=-2

y-6=-2*7

y=-14-6 =-20

3 0
2 years ago
What is the distance between the points (-8, -3) and (-2, -5)?
ch4aika [34]

The distance between the points (-8, -3) and (-2, -5) is √40 units

<h3>How to find distance between two points?</h3>

Using distance formula,

d = √(x₂ - x₁)² + (y₂ - y₁)²

Therefore, using (-8, -3) and (-2, -5).

x₁ = -8

x₂ = -2

y₁ = -3

y₂ = -5

d =  √(-2 + 8)² + (-5 + 3)²

d = √(6)² + (-2)²

d = √36 + 4

d = √40

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7 0
1 year ago
Booster Juice needs to combine three different juices to make a smoothie, and one cup of smoothie needs one pound of three diffe
MAVERICK [17]

Answer:

A.) $2.70

B.) $2.33

Step-by-step explanation:

Given that:

Smoothie is made from 3 different juice ;

1 cup of smoothie requires 1 pound combination of 3 different juices.

Cost of 1 pound of apple juice = $1

Cost of 1 pound of orange juice = $2

Cost of 1 pound of peach juice = $4

A.) What would be the price of the smoothie if Booster Juice makes the smoothie by combining 30% of apple juice, 20% orange juice and 50% of the peach juice.

30% of 1 pound apple juice :

(30/100) * $1 = $0.3

20% of 1 pound orange :

(20/100) * $2 = $0.4

50% of 1 pound peach :

(50/100) * $4 = $2

Hence, price of smoothie = $(0.3 + 0.4 + 2) = $2.70

b. What would be the price of the smoothie if the Booster Juice makes the smoothie by using all three equally.

If all three juice are used equally:

100% / 3 = 33.333% = 0.3333

0.3333 * $1 = $0.333

0.333 * $2 = $0.667

0.333 * $4 = $1.332

Hence, price of smoothie :

$(0.333 + 0.667 + 1.332) = $2.332

8 0
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ValentinkaMS [17]

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So its the first answer.

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