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Valentin [98]
3 years ago
10

Given the system of equations, match the following items. x + 2y = 7 x - 2y = -1

Mathematics
1 answer:
dolphi86 [110]3 years ago
8 0

Answer:

efd

Step-by-step explanation:

fsdvchrsdfg

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What is the probability of landing on red and rolling a number greater than 2?
Sedaia [141]

Answer: 1/4 I think

Step-by-step explanation:

6 0
3 years ago
A graph of a quadratic function y = f(x) is shown below.
spin [16.1K]

We are given a graph of a quadratic function y = f(x) .

We need to find the solution set of the given graph of a quadratic function .

<em>Note: Solution of a function the values of x-coordinates, where graph cut the x-axis.</em>

For the shown graph, we can see that parabola in the graph doesn't cut the x-axis at any point.

It cuts only y-axis.

Because solution of a graph is only the values of x-coordinates, where graph cut the x-axis. Therefore, there would not by any solution of the quadratic function y = f(x).

<h3>So, the correct option is 2nd option :∅.</h3>
8 0
4 years ago
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GIVING 30 POINTS
FromTheMoon [43]

Answer:

A. 502.4 cm^3

Step-by-step explanation:

r=8/2=4  cm

V=pi*r^2*h=3.14*16*10=502.4 cm^3     (A)

7 0
3 years ago
Read 2 more answers
The points (1, 3) and (−3, 7) lie on a line. where does the line cross the x-axis?
Anastasy [175]
First, we find the equation of the line...

(1,3),(-3,7)
slope = (7 - 3) / (-3 - 1) = 4/-4 = -1

y = mx + b
slope(m) = -1
use either of ur points.... (1,3)...x = 1 and y = 3
now sub into the formula and find b, the y int
3 = -1(1) + b
3 = -1 + b
3 + 1 = b
4 = b
so the equation for this line is : y = -1x + 4 which is usually written as :
 y = -x + 4

Now...to find where the line crosses the x axis (or the x intercept)...we sub in 0 for y and solve for x

y = -x + 4
0 = -x + 4
x = 4... so ur x intercept (where the line crosses the x axis) is : (4,0)

3 0
3 years ago
3+ (8) + 4<br> How to solve
saw5 [17]

Answer:

15

Step-by-step explanation:

Solve using the left-> right rule. Note that they all have addition signs and that they are all positive numbers:

3 + (8) + 4 = 3 + 8 + 4 = (3 + 8) + 4 =  (11) + 4 = 15

15 is your answer.

~

6 0
4 years ago
Read 2 more answers
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