2 years ago

Help……..-What is the rule for the function that is graphed?

1 answer:

6 0

Answer: y = 2x +2
You need to first pick two points from the graph. Then you need to find the slope and plug in one of the original points you used to find the slope into the slope-intercept formula in order to find the b - intercept.
(WORK SHOWN BELOW)

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The price of a computer was decreased by 30% to £147. What was the price before the decrease?

Sunny_sXe [5.5K]

Answer:

£210

Step-by-step explanation:

A decrease of 30% represents 70% of the original cost.

100% represents the original cost

Divide the price by 70 to find 1% then multiply by 100 for original cost

original cost = $\frac{147}{70}$ × 100 = 2.1 × 100 = £210

4 0

3 years ago

Read 2 more answers

What is the dependency ratio?

shutvik [7]

Answer:The dependency ratio is an age-population ratio of those typically not in the labor force and those typically in the labor force. It is used to measure the pressure on the productive population

Step-by-step explanation:

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3 years ago

Oscar saves 40% of his monthly check for college. He earned $450 last month. How much money did Oscar save for college?

Mrrafil [7]

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Step-by-step explanation:

You do 450 times 40% and you get $180

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3 years ago

Given that XY is a line segment with the angle a = 48° and c = 59°, work out the value of the angle marked b.

olga nikolaevna [1]

Answer:

a+b+c = 180

48+59+b=180

107+b=180

b=180-107

b=73

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3 years ago

Make r the subject of the formula V=Tr?h

V125BC [204]

Answer:

$\sqrt{V / Th}$

Step-by-step explanation:

V=Tr^2h

V / T = r^2 h

V / Th = r^2

√V / Th

$\sqrt{V / Th}$

8 0

2 years ago