2 years ago

He system of equations can be solved using linear combination to eliminate one of the variables.

Mathematics

2 answers:

Ne4ueva [31]2 years ago

7 0

Answer is 13x=39
Just took a test and it was right!

Sindrei [870]2 years ago

7 0

the answer is D 13x = 39

You might be interested in

Simplify the expression

AlexFokin [52]

Answer:

Step-by-step explanation:

$\frac{3+4\iota}{2+4\iota}=\frac{3+4 \iota}{2+4\iota} \times \frac{2-4 \iota}{2-4 \iota}\\=\frac{6 -12 \iota+8 \iota-16 \iota^2 }{4-16 \iota^2 }\\=\frac{ 6-4 \iota+16}{4+16}\\=\frac{22-4 \iota}{20}$

5 0

3 years ago

How to get 5% of 220 files

shtirl [24]

Divide and then multiply by 100

8 0

3 years ago

Please help me with all of these!!

Tju [1.3M]

Answer:

2. 0.49 of a kilogram

3. 4.42 sentences

4. 0.9 boxes of nails

5. 5.86 grams

6. 7.75 liters

7. 0.91 yards

8. 0.8cm

9. 7.83 kilograms

4 0

2 years ago

Can you tell me to 3148 nearest thousand

madreJ [45]

Answer:

3k or 3000

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

<img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B20%7D%20" id="TexFormula1" title=" \sqrt{20} " alt=" \sqrt{20} " align="absmiddle

tester [92]

The answer is going to be 2*sqrt(5). You have to split it into perfect squares for it to be simplified... so in this case, I had sqrt(4*5) because sqrt(4) can be simplified... so your answer would be sqrt(4)*sqrt(5) or 2sqrt(5)

8 0

3 years ago