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Anni [7]
3 years ago
5

Brainliest, 19 points (Running out of points to give)

Mathematics
2 answers:
gayaneshka [121]3 years ago
5 0
5x^2 - 4x + 8
-4x^2 + 2x - 3
line the two up like so
add like terms
(5x^2 - 4x^2) + (-4x + 2x) + (8 - 3)
(x^2) + (-2x) + (5)
x^2 - 2x + 5
Lunna [17]3 years ago
4 0

Answer:

x^2-2x+5

Step-by-step explanation:

5x^2 -4x +8 + -4x^2 +2x -3

Combine like terms

5x^2-4x^2-4x+2x+8-3

x^2-2x+5

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krek1111 [17]

Answer:

-31>v

Step-by-step explanation:

look above there

hope it helps

8 0
2 years ago
Read 2 more answers
I need help with this please (sorry it’s upside down)
Ganezh [65]

1.) 1.67×10 to the power of 9

2.) 1.133×10 to the power of -3

3.) 1.75×10 to the power of 9

4.) 2.64×10 to the power of 4

5.) 2.947×10 to the power of -6

6.) 4.24×10 to the power of 5

7.) 1.0207×10 to the power of 6

8.) 1.027×10 to the power of 5

5 0
3 years ago
115 is 26% of what??
makkiz [27]

Answer:

3306.5

Step-by-step explanation:


4 0
3 years ago
A sample of bacteria is growing at an hourly rate of 14% according to the exponential growth function. The sample began with 7 b
tatiyna

Answer:

125

Step-by-step explanation:

x(t) = x0 × (1 + r) t

where:

x(t) = the amount of some quantity at time t

x0 = initial amount at time t = 22

r = the growth rate

t = time

3 0
3 years ago
Solve this equation. 4h + 6 =30
Vitek1552 [10]
First you subtract 6 from both sides to get:
      4h=24
Then divide by 4:
      h=6
With these problems, use the steps of either
PEDMAS, or <em></em>Please Excuse My Dear Aunt Sally.

the P stands for Parenthesis, the E for exponents, the M for multiplication, the D for division, the A for addition, and the S for subtraction


6 0
3 years ago
Read 2 more answers
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