All categories

3 years ago

Solve the first equation x2+30=20x-70

Mathematics

1 answer:

Jobisdone [24]3 years ago

4 0

2x+30=20x-70

Combine like terms.

100=18x

Divide to get your answer.

100/18 or 5.5

-TTL

You might be interested in

If the mean weight of 4 backfield members on the football team is 222 lb and the mean weight of the 7 other players is 198 lb, w

hoa [83]

To find the Mean or Average you have to add up all numbers it is asking for which in case are 222 and 198.

so you will add 222+198

That will equal 420

Then you will divide with the amount added together which is 2

420/2=210

so the mean of the 11 people is 210 or 210lbs

5 0

3 years ago

Last week Anna received a pay check for $442.50. She noticed in the check stub that $47.30 of the money she earned had been with

Troyanec [42]

Answer:

Percentage of Taxes = 10.689 %

Step-by-step explanation:

Given that

Total earning of Anna is $442.50

The amount which is held with Taxes = $47.30

Now in terms of percentage

percentage of taxes from her total earning = $\frac{47.30}{442.50} times 100$

So % taxes = ( 0.106892) × 100

∴ Taxes percentage = 10.689 %

6 0

4 years ago

maggie spent 4.50 on cheese and fruit at the farmers market. she bought 1/8 pound of apples, 1/4 pound of pears and 1.25 pounds

serious [3.7K]

The produced answer is 5.5

hope it helps

4 0

3 years ago

I am totally stuck on this problem please help

Nonamiya [84]

V solid = π * $5^{2}$ * 13 / 3 + π * $5^{2}$ * 2 = 3.14 * 25 *13 / 3 + 3.14 * 50 = 340.16 + 157 = 497.16 ≈ 497.20 cubic centimeters;

3 0

4 years ago

Find |−68|. plz i will give brainlist

Anni [7]

Answer:

Step-by-step explanation:

The lines on both sides of the number represent absolute value. Absolute value takes any number and turns it positive no matter what.

|-68| → 68

Best of Luck!

8 0

3 years ago