3 years ago

Which numerical expression provides the solution to the equation 7x2 + 4x – 8 = 14?

Mathematics

2 answers:

Schach [20]3 years ago

8 0

Answer:

The answer is C

Step-by-step explanation:

Minchanka [31]3 years ago

4 0

Answer:

The answer is D

Step-by-step explanation:

-4^2-4(7)(-8) = 240

You might be interested in

Bike a that travels 856 miles on a full tank of fuel and Bike B that travels 915 miles on a full tank of fuel. Bike a has a 12 g

Artemon [7]

Better fuel cost means which one can go farther per gallon

bikeA
distance/gallons=miles/gal
856/12=71.33333333333333mi/gal

bikeB
915/13=70.384615384615384615384615384615mi/gal

71>70
bike B is better

5 0

3 years ago

The first side of a triangle is twice the length of the second side; the third side is 20 feet less than three times the second

dsp73

x=2nd side

2x=1st side

3x-20=3rd side

x+(2x)+(3x-20)=106

6x-20=106

6x-20+20=106+20

6x=126

6x/6=126/6

x=21

1st side=42 ft

2nd side-21 ft

3rd side=43 ft

3 0

3 years ago

A 28,000-gallon swimming pool is being drained using a pump that empties 700 gallons per hour. Which ec

Artyom0805 [142]

It is choice D I believe

7 0

3 years ago

For the first 6% of Bianca's salary, her employer matches 100% of her 401(k)

Blizzard [7]

Answer:

ertreyys

Step-by-step explanation:

5 0

3 years ago

Which of the following is not true?

damaskus [11]

Answer:

Step-by-step explanation:

3 0

4 years ago

Read 2 more answers