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pochemuha
3 years ago
9

4. Use graphing technology to approximate the solutions of the equation x? + 2x – 1 = x + 2 + 2 + the nearest tenth.​

Mathematics
1 answer:
BlackZzzverrR [31]3 years ago
5 0

I'm sorry I don't really know but my guess is 2

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-3x - 4y = 2<br> 3x + 3y = -3
densk [106]

Answer:

x = -2

y = 1

Step-by-step explanation:

-3x - 4y = 2

x = -2

y = 1

3x + 3y = -3

x = -2

y = 1

5 0
3 years ago
find the equation of a line that is parallel to the straight line 2x-y=-3 and crosses the x-axis at x=-5​
Alecsey [184]

Answer:

y=2x+10

Step-by-step explanation:

In line equations its helpful to write your line in the form y = ax + b. This helps because a is always the gadient of the line and b is always the y intercept.

In this case it is y=2x+3

All parallel lines have the same gradient. The gradient of this line = 2.

If the line crosses the x axis at x=-5, then when x =-5 y = 0.

If you put all this in the form y =ax + b you get 0 = 2(-5) +b

So all you need to do to find b is rearrange. b = 10.

Therefore your line has gradient 2 and y intercept 10.

y = 2x + 10

7 0
3 years ago
Give two ways to write each algebraic expression in words. 4+×
KATRIN_1 [288]

Answer:

the sum of 4 and a number

4 plus a number

4 0
3 years ago
I NEED HELP QUICK
MAVERICK [17]

Answer:

m∠2= 180-30=150

m∠3= 30

m∠4=30

m∠5=150

m∠6=150

m∠7=30

Step-by-step explanation:

since these are angles of parallel lines cut by a transversal the theorems of vertical, corresponding, supplementary, and complementary angles apply.

4 0
3 years ago
If x=2 and y=3. What is x*y/xy+x*y​
Lunna [17]

Answer

its uhhhhh i dont know

Step-by-step explanation:

3 0
3 years ago
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