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myrzilka [38]
2 years ago
8

When x equals 12 , x+3y=21 need help

Mathematics
1 answer:
crimeas [40]2 years ago
6 0

Answer:

y=3

Step-by-step explanation:

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W+3 /3 = -4<br> Solve what (W) = <br> Im having trouble solving this can someone help <br> Thanks :)
poizon [28]

Answer:

w = - 15

Step-by-step explanation:

Assuming you mean

\frac{w+3}{3} = - 4 ( multiply both sides by 3 to clear the fraction )

w + 3 = - 12 ( subtract 3 from both sides )

w = - 15

5 0
3 years ago
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Ali was paid $75 for mowing a neighbor's yard. This is one fourth the amount of money she earned all summer. How much did Ali ea
Ratling [72]

Answer:

75x4=300

Step-by-step explanation:

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3 years ago
How many edges does a triangular prism have?
JulsSmile [24]
The answer would be 9, because you have the 3 edges along the rectangles, and then 3 edges each for the triangles. So 3 + 3 + 3 = 9. I hope this helps!
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3 years ago
One jar of spaghetti sauce is made with 2/3 of a cup of tomatoes. How many full jars of spaghetti sauce can be made with 3 cups
Darya [45]

Answer:

4

Step-by-step explanation:

2/3 for 1 jar | meaning that: 1 jar: 1 cup (1/3 left) | 1 jar: 1 cup (1/3 left) | 1 jar: 1 cup (1/3 left) | 3/3 are left, and that makes another one (the 4th one).

8 0
3 years ago
Jose took a trip to South Lake Tahoe that took 65 minutes. Jose forgot to check the time as he
GalinKa [24]

Answer:

7:07

Step-by-step explanation:

he started at 7:07 because if you take away 5 minutes from 8:12 you get 8:07 and we all know 60 minutes is an hour so 8:07 minus an hour is 7:07 hope this helps

5 0
3 years ago
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