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docker41 [41]
2 years ago
6

SHOW YOUR WORK. Algebra question. 100 POINTS. Easy

Mathematics
2 answers:
matrenka [14]2 years ago
3 0

Answer:

Step-by-step explanation:

ella [17]2 years ago
3 0

Answer:

X = -1/4

Step-by-step explanation:

Solve for the first variable in one of the equations, then substitute the result into the other equation.

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The store manager ordered402 baseball caps and 122 ski caps. Estimate the total numbers of caps the manager ordered
Leni [432]
520 is the estimated answer
5 0
3 years ago
There are a total of 100 balloons. If the ratio of yellow balloons to blue balloons is 8 to 12, how many of them are yellow
Ivanshal [37]
If you have 8 yellow balloons for every 12 blue balloons, then if you have 20 balloons in total, 8 out of 20 of those balloons will be yellow. Then you can set up this ratio:

\frac{8yellow}{20total} = \frac{Xyellow}{100total}

Then, you can use either cross multiplication or multiply the numerator and denominator by the same number to help solve for x. Personally, I prefer cross multiplication, so that's what I'll show you here:

\frac{8yellow}{20total} = \frac{Xyellow}{100total} \\ 8yellow*100total=20total*Xyellow

Finally, solve for x:

8yellow*100total=20total*Xyellow \\ 8*100=20*x \\ 800=20x \\ 800/20=20x/20 \\ x=40yellow

If you had 100 balloons, you will have 40 yellow balloons.

Hope this helps!!
6 0
3 years ago
Simplify: -3 1/2(-12 1/4)
pshichka [43]

Answer:

26 \frac{1}{4}

Step-by-step explanation:

First we turn them into improper fractions

-\frac{7}{2}(-\frac{45}{4})

then we multiply it

-\frac{7}{2}*-\frac{45}{4}=\frac{315}{12}=26\frac{1}{4}

6 0
3 years ago
Blake is a songwriter who collects royalties on his songs whenever they are played in a commercial or a movie. Blake will earn $
Mrac [35]

Answer:

It was played in 3 movies and in 10 commercials.

Step-by-step explanation:

110 times 3 = 330

530 minus 330 = 200

200 divided by 20 = 10

3 0
3 years ago
2. picking a number from 1 to 5 and choosing<br> the color red, white, or blue
bekas [8.4K]

Answer:

i would choose a 3 and color red

Step-by-step explanation:

i still don't understand the question tho

7 0
3 years ago
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