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Alona [7]
3 years ago
11

System of Equations - Substitution 3x + 8y = 16 x - 4y = 12​

Mathematics
1 answer:
antoniya [11.8K]3 years ago
4 0

Answer:

I think the answer is 2, -1. Hope I helped..?

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Perform the following division:
timofeeve [1]
(33/4) / (2/8)
when dividing with fractions, flip what u r dividing by, then multiply
33/4 * 8/2 = 66/2 = 33...hmm...not an answer choice

let me try something..
(3 3/4) / (2/8) =
15/4 * 8/2 =
30/2 =
15 <====possibly this one if ur problem is : (3 3/4) / (2/8)

5 0
3 years ago
Read 2 more answers
Y=10 when x=25, what is x when y=16
zavuch27 [327]
22 I think it’s probably wrong but I tried
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4 years ago
Triangle ABC has side lengths 12, 16, and 20. Do
aev [14]

Answer:

no they dont form a Pythagorean triple

Step-by-step explanation:

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2 years ago
Find all solutions in the interval [0, 2π) for 2 sin^2 x = sin x
Ede4ka [16]

Answer:

D

Step-by-step explanation:

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2 sin² x-sin x=0

sin x(2 sin x-1)=0

sin x=0

x=0,π

2 sin x-1=0

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sin x=1/2= sin π/6,sin (π-π/6)

x=π/6,5π/6

4 0
3 years ago
Need help on question 4??
Anit [1.1K]

HK consists of two part, HJ and JK

HK = HJ + JK

We know that:

HK = 12.2ft

JK = 3.1ft

HJ = ?

Let's plug our values into the equation above.

12.2ft = HJ + 3.1ft

Subtract 3.1ft from both sides.

9.1ft = HJ

4 0
3 years ago
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