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mestny [16]
3 years ago
16

consider the expression -2 + 5a + B + 2a - 5b which term can be combined with 5a because they are like terms​

Mathematics
2 answers:
scoray [572]3 years ago
7 0

Answer:

2a could be combined with 5a

Step-by-step explanation:

they both have an (a) after them

oksian1 [2.3K]3 years ago
6 0

Answer: if this is the answer your look for 7a-4b-2

Step-by-step explanation:

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The midpoint of AB is M(1, -4). If the coordinates of A are (-3,-6), what are the coordinates of B?
kramer

Answer:

The coordinates of B is (5,-2)

Step-by-step explanation:

In order to find the coordinates of B, you have to use midpoint formula. Then substitute the following values into the formula :

m = ( \frac{x1 + x2}{2} , \frac{y1 + y2}{2} )

Let (x1,y1) be A (-3,-6),

Let (x2,y2) be B,

Let midpoint be M (1,-4),

(1, - 4) =  (\frac{ - 3 + x2}{2} , \frac{ - 6 + y2}{2} )

by \: comparison, \:

\frac{ - 3 + x2}{2}  = 1

- 3 + x2 = 2

x2 = 5

\frac{ - 6 + y2}{2}  =  - 4

- 6 + y2 =  - 8

y2 =  - 2

6 0
3 years ago
Use complete the square to solve 5x²-7x-3=0​
Yuki888 [10]

Step-by-step explanation:

ax2 + bx + c = 0

x12 = (-b ± √D) / 2a , D = b2 - 4ac .

5x2 + 7x + 3 = 0

a = 5 , b = 7 , c = 3

D = 49 - 60 = - 11 , x1 = (-7 - i √11) / 10

x2 = (-7 + i √11) / 10

3 0
3 years ago
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2. Determine whether each event is impossible,
Gre4nikov [31]

Answer:

likely is the awnser

Step-by-step explanation:

likely is the awnser

3 0
3 years ago
The area of a triangle is 195 square centimeters. The length of the base is 26 centimeters. What is the height of the triangle?
Natali5045456 [20]
To find the area of a triangle uses the equation base*height/2. For this equation, we have 26 * h/2 = 195. This means that 26 * h = 195 * 2.
26 * 15 = 390, so your answer is 15 cm.
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3 years ago
Please state the percent equation. Not what it does, but what the actual equation looks like using variables.
Kisachek [45]

Answer:

b

Step-by-step explanation:

6 0
3 years ago
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