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worty [1.4K]
3 years ago
12

Ax+By=C (I need to solve for x)

Mathematics
1 answer:
Scorpion4ik [409]3 years ago
3 0

x =  \frac{c - by}{a}
Ax+By=C
steps:
1) Subtract the By
Ax + By = C
–By = C – By
*Positive and Negative Cross Each Other Out*
Ax = C – By
2)divide by A
Ax = C – By
---- = ----------
A A
*A divided by A is one*
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Answer:

B.  Sine.

Step-by-step explanation:

We need to find the value of x which is opposite to the given angle  (50 degree).  Also we are given the length of the hypotenuse.

Sine = opposite / hypotenuse so we would use the sine.

Its worth committing this mnemonic to memory, which helps to find the required trig ratio:

SOH-CAH-TOA.

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4 0
2 years ago
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Fynjy0 [20]

Step-by-step explanation:

4x -20 + 3x +12 = 90

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3 0
3 years ago
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alisha [4.7K]

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12(c + 3/4c + 1/2c)

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Or

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12c + 9c + 6c

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6 0
2 years ago
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Step-by-step explanation:Knowing that

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2 years ago
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