Use any method to solve the equation. If necessary, round to the nearest hundredth.7x2 − 16x = 8

1 answer:

4 0

7x^2 - 16x - 8 = 0

using the quadratic formula x = [ -(-16)+/- sqrt((-16^2 - 4*7-8] / 2*7

= (16 +/1 sqrt 480) / 14

= 2.71, -0.42 to nearest hundredth

You might be interested in

Sue bought two shirts on sale. She would have to pay $20.00 for each shirt, but she got them for 25% off. The two shirts also ha

andrezito [222]

$20×.25=$5
$20-$5=$15
$15×.15=$2.25
$15+$2.25=$17.25
$17.25 is your answer

4 0

3 years ago

Please help!!! Express the area of the entire rectangle.

Mademuasel [1]

17x +x to the second power

4 0

2 years ago

What is the answer to -3x = 4.2 ?

hammer [34]

Answer:

$- 3x = 4.2 \\ - x = \frac{4.2}{3} \\ - x = 1.4 \\ x = - 1.4 \\ thank \: you$

4 0

2 years ago

I need help please you will get branliest

AnnZ [28]

Answer:C= 9

Step-by-step explanation:

c−7=1×2

c−7=2

c=2+7

c=9

3 0

2 years ago

Read 2 more answers

Hhhhhhheeeeeeelllllpppppl

Mashcka [7]

Answer:

What does it even say? Plus i'm 5th grade sooo, me OUT!

Step-by-step explanation:

6 0

2 years ago