lexytillman3 lexytillman3

01-12-2020
Mathematics

contestada

Which of the following are solutions to the equation below?
Check all that apply.
x2 + 4x-9 = x + 1
A. 2
B. 4
C. -7
D. -5
E. -3
F. -4

Respuesta :

bkdagon bkdagon

01-12-2020

Answer:

A.2

Step-by-step explanation:

X is equal to 2

If you plug in 2 for X both sides will equal each-other

2(2) + 4(2)-9 = (2) + 1

4 + 8 - 9 = 3

12-9 = 3

3 = 3

Therefore X is equal to 2

Answer Link

Otras preguntas

what rock could be labled as breccia

last spanish one quiestion :D

what is the inequality for -4x-5<7?

When copper and nitrogen combine in an ionic bond, the name of the formula unit is copper nitride. T or F?

In which quadrant does the point (16, 21) lie?

A1 plumbing service charges $35 per hour plus a $25 travel charge for a service call. Good guys plumbing repair charges $40 per hour for a service call with no

Use the equation y=s x 4 −16 s 3 y=sx4−16s3 to answer the question. How can you rewrite the given formula to correctly isolate x x ? Having trouble understandin

Katherine is preparing for a job interview. She wants to research the company she is interviewing with. Where should she start?

12x1 12x2 12x3 12x4 djdjdjjfjfir

A) co2 is non polar while h2o is polar why? b) why pcl5 is very reactive? c) h2o is a liquid h2s is a gas. why? It is a 3 mark question so (a) carries 1 mark, (