mchanadam mchanadam
  • 03-08-2015
  • Mathematics
contestada

Solve each quadratic equation. Show your work.


14. (2x – 1)(x + 7) = 0

Respuesta :

Julik
Julik Julik
  • 03-08-2015
(2x – 1)(x + 7) = 0

2x-1=0
2x=1
x=1/2
x=0.5

x+7=0
x= -7
Answer Link
Аноним Аноним
  • 03-08-2015
solve your equation step-by-step.

(2x−1)(x+7)=0

Simplify both sides of the equation.

2x2+13x−7=0

Factor left side of equation.

(2x−1)(x+7)=0

Set factors equal to 0.

2x−1=0 or x+7=0

x=1/2 or x=−7

Answer Link

Otras preguntas

What is 25% of $500.00? I think the answer is $475.00 Can someone verify if twenty five percent of 500.00 is $475.00
find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
What is the creepiest sounding scale? What scale would u use for writing creepy music in other words
What's 5 divided by x squared explain
What all the multiples of 81?
Forget the motor When im on the boat Think of the best time To buy a new coat What am I......?
Does an owl have a backbone?
What is 25% of $500.00? I think the answer is $475.00 Can someone verify if twenty five percent of 500.00 is $475.00
Factor the expression. If the expression cannot be factored, say so.
a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of