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frosja888 [35]
3 years ago
11

What’s the answer to the question down below

Mathematics
1 answer:
levacccp [35]3 years ago
3 0

Any linear equation can be written as

y = mx+b

where m is the slope and b is the y intercept

m = 1/2 in this case. It represents the idea that the snow fell at a rate of 1/2 inch per hour. In other words, the snow level went up 1/2 an inch each time an hour passed by.

b = 8 is the y intercept. It's the starting amount of snow. We start off with 8 inches of snow already.

The info "snow fell for 9 hours" doesn't appear to be relevant here.

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Which is another name for 23 ten thousands?
Bumek [7]
Another name is 230,000
8 0
3 years ago
Please thanks please please thanks
monitta

Answer:

72 hope this helps you!?!?!!?

7 0
3 years ago
A metalworker has a metal alloy that is 15​% copper and another alloy that is 75​% copper. How many kilograms of each alloy shou
lisov135 [29]

48 kilograms of 15 % copper is combined with 72 kilograms of 75 % copper to create 120 kg of a 51​% copper​ alloy

<em><u>Solution:</u></em>

Let "x" be the kilograms of 15 % copper

Then, (120 - x) be the kilograms of 75 % copper

Then, according to question,

"x" kilograms of 15 % copper is combined with (120 - x) kilograms of 75 % copper to create 120 kg of a 51​% copper​ alloy

Thus we frame a equation as:

15 % of x + 75 % of (120 - x) = 51 % of 120

<em><u>Solve the equation for "x"</u></em>

15 \% \times x + 75 \% \times (120-x) = 51 \% \times 120\\\\\frac{15}{100} \times x + \frac{75}{100} \times (120-x) = \frac{51}{100} \times 120\\\\0.15x + 0.75(120-x) = 0.51 \times 120\\\\0.15x + 90 - 0.75x = 61.2\\\\0.6x = 90 - 61.2\\\\0.6x = 28.8\\\\Divide\ both\ sides\ by\ 0.6\\\\x = 48

Thus 48 kilograms of 15 % copper used

Then, (120 - x) = (120 - 48) = 72

Thus, 72 kilograms of 75 % copper is used

4 0
3 years ago
Solving a Multi-Step Equation
VLD [36.1K]

Answer:

x = 15

Step-by-step explanation:

I have this all put under a photo. Let me know if you need any explanation

5 0
3 years ago
Read 2 more answers
PLEASE HELP ASAP!!! I WILL GIVE 13 POINTS: Translate into algebraic expression- n−1 increased by 110%
garik1379 [7]

Answer:

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Step-by-step explanation:

Since it already gives you a vaariable <u>n</u>, -->

P (n-1) -->

COnvert 110% to 2.1 / decimal

--> multiply

(n-1)2.1

Hope this helps!

5 0
3 years ago
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