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Masja [62]
2 years ago
15

I need help on this pleaseeeeee!!!

Mathematics
2 answers:
GuDViN [60]2 years ago
6 0

Answer:

Answer B.

Step-by-step explanation:

x+2y=10

2x+8y=16

x=-2y+10

2x+8y=16

2(-2y+10)+8y=16

-4y+20+8y=16

4y=-4

y=-1

x=-2y+10

x=-2(-1)+10

x=2+10

x=12

one solution

andrew11 [14]2 years ago
3 0

Hi!

The answer is one solution.

With this system of equations you get y = -1 and x = 12.

Thus, your answer is one solution.

Feel free to give brainliest!

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Tadashi had a veggie pizza that was cut into 8 equal pieces. He ate 2 pieces and left the other 6 in the box. What fraction of t
Stella [2.4K]

Answer:

1/4

Step-by-step explanation:

2/8= 1/4

8 0
3 years ago
A sequence of 7 numbers starts with 8. The second number in the sequence is unknown and may be positive or negative. The third t
scoray [572]

Answer:

4

Explanation:

a_1=8,a_7=0

Since the third term is the sum of the two previous terms

a_3=a_2+a_1

a_7=a_6+a_5

a_7=a_5+a_4+a_4+a_3

Continuing in like manner

a_7=5a_3+3a_2

Since a_3=a_2+a_1

a_7=5(a_2+a_1+3a_2

a_7=5a_2+5a_1+3a_2

a_7=8a_2+5a_1

Recall: a_1=8,a_7=0

0=8a_2+5*8

8a_2=-40

a_2=-5

The sequence is therefore:

8,-5,3,-2,1,-1,0

The sum of the seven numbers is 4.

8 0
3 years ago
Type the correct answer in each box.
Likurg_2 [28]

Answer:

-1x - 1

Step-by-step explanation:

the factor of x is the slope of the line in the form of y/x.

it simply says how many units y changes for a given change of x.

in our diagram we can see that when x changes one unit to the right (positive), y changes 1 unit down (negative).

so, the slope or factor of x = -1/1 = -1

and when x=0, y=-1.

so, the constant offset in the line equation is -1 too.

so, it is

y = -x - 1

or as explicit factor for x

y = -1×x - 1

5 0
3 years ago
How can I solve 1 4/5 x 1/2?
anygoal [31]

Answer:

\frac{9}{10}

Step-by-step explanation:

first we write 1 4/5 as an improper fraction:

1 \frac{4}{5}=\frac{5}{5}+\frac{4}{5}=\frac{5+4}{5}=\frac{9}{5}

Now we multiply :

\begin{aligned}1 \frac{4}{5} \times \frac{1}{2} &=\frac{9}{5} \times \frac{1}{2} \\&=\frac{9 \times 1}{5 \times 2} \\&=\frac{9}{10}\end{aligned}

3 0
2 years ago
How do you convert 8x + 16y = 5 into slope intercept form?
zepelin [54]

Answer:

y=5/16 - x/2

make y the subject of the formula and simplify afterwards

6 0
3 years ago
Read 2 more answers
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