3 years ago

If x+y=10 find the value of y when x = 3

1 answer:

3 0

Just substitute in the number 3 for x then subtract 3 at both sides and youll have y=7

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amid [387]

4x + 8y =40
4x + 8* 0.8 =40
4x + 6.4 =40
4x = 40 - 6.4
4x = 33.6
x = 33.6/4
x = 8.4

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2 years ago

weeeeeb [17]

Answer:8 pounds to make 20 apple pies

5 0

3 years ago

Anestetic [448]

Step-by-step explanation:

Let alpha be the unknown angle. We can set up our sine law as follows:

$\frac{ \sin( \alpha ) }{5 \: m} = \frac{ \sin(42) }{3.6 \: m }$

$\sin( \alpha ) = \frac{5 \: m}{3.6 \: m} \times \sin(42) = 0.929$

Solving for alpha,

$\alpha = arcsin(0.929) = 68 \: degrees$

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2 years ago

jolli1 [7]

Triangles that have all sides and angles the same length or degree.

Please give brainliest

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3 years ago

d1i1m1o1n [39]

Answer:

tom

Step-by-step explanation:

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3 years ago