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seropon [69]
2 years ago
15

.162q + .035c = 4 Solve for q and c and show work

Mathematics
1 answer:
liberstina [14]2 years ago
7 0

Answer:

q = \frac{5(-7c+800)}{162}

c = \frac{2(-81q + 2000)}{35}

Step-by-step explanation:

First solve for q:

0.162q + 0.035c = 4

0.162q = 4 - 0.035c (move term to other side)

q = \frac{4-0.035c}{0.162} (divide both sides by 0.162 to get it away from q)

q = \frac{5(-7c+800)}{162} (simplify fraction)

Solve for c:

0.162q + 0.035c = 4

0.035c = 4 - 0.162q (move term to other side)

c = \frac{4 - 0.162q}{0.035} (divide both sides by 0.035 to get it away from c)

c = \frac{2(-81q + 2000)}{35} (simplify fraction)

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Two gongs strike at intervals of 24 and 40minutes respectively. At twist time will they strike together again if they start simu
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Answer:

They will sound together at 2pm

Step-by-step explanation:

Now, the first thing we need to calculate is , in how many minutes will the two gongs strike together.

To be able to do this, we need to calculate the least common multiple of the two numbers 24 and 40

The lowest common multiple between both is 120

This means that the two gongs will sound together at exactly 120 minutes

Now since 1 hour is 60 minutes, this means that 120 minutes will be = 120/60 = 2 hours

Since they both sounded together at 12 noon and the next time they will be sounding is next two hours, their sounding time will thus be 12 noon + 2 hours = 2 pm

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3 years ago
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3 years ago
Identify the center and the radius of the circle given by the equation (x – 4)2 + (y+13)2 = 289.
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Answer:

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Radius: 17

Step-by-step explanation:

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7 0
2 years ago
A video game has five stages. If Will beat 4/5 of the stages, what percent of the game has he finished
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5 0
2 years ago
−5.5x + 0.46 = −3.94
aliina [53]

Answer:

x= 0.78 (rounded to the hundredth)

Step-by-step explanation:

-5.5x + 0.46 = -3.94

You need to isolate x so the easiest thing to do is subtract 0.46 and move it to the other side of the equal sign.

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