doriemaeh doriemaeh

24-11-2020
Mathematics

contestada

The expression 2x² + ax is equivalent to x (2x + 7) for some constant a. What is the value of a ?

Respuesta :

meowmeow223334 meowmeow223334

24-11-2020

2x^2 + ax = x(2x+ 7)
2x^2 + ax = 2x^2 + 7x
Subtract 2x^2 from both sides
ax = 7x
a = 7

Answer Link

Otras preguntas

you order two servings of pancakes and a fruit cup. The cost of the fruit cup is $1.50 you leave a 15% tip. Your total bill is $11.50 how much does one serving

A 1650 kg car accelerates at a rate of 4.0 m/s^2. How much force is the car's engine producing?

what is 12/42 when you simplify it

Who was Akbar and what is he well known for

What is the greatest common factor of 49 and 91? Please help me as soon as possible

What two lessons did Jonas learn about the sun in the book the Giver?

what is the gcf of 45, 90, and 75

What were some of the main features of Egyptian art

find the value of n3x7=nx3

1/3 as many dimes as nickels 3 more quarters than nickels 17 coins in all Q=___ D=___ N=___