9ns439dkpu 9ns439dkpu

04-02-2021
Mathematics

contestada

x2 + 4x - 9 = 5x + 3
O A. 4
O B. -3
O C. -7
O D. 5
E. -2
F-4

Respuesta :

04-02-2021

Answer:

[tex] {x}^{2} + 4x - 9 = 5x + 3 \\ {x }^{2} - x - 12 \\ {x}^{2} - 4x + 3x - 12 \\ x(x - 4) + 3(x - 4) \\ (x - 4)(x + 3) \\ x = 4 \: and - 3[/tex]

Answer Link

Otras preguntas

A character has god-like qualities but is not immortal, having physical and emotional weaknesses. This character receives help from a god or some other supernat

Can someone Help me ?????????????????

A train is at an elevation of 96 feet, and a submarine is at a elevation of -96 feet which of the following is trueA trains elevation >submarines elevationB

the answers pls and pls again

solve each inequality. check your solution 2(y-2)>-4+2y

graph the line whose y-intercept is 9 and whose x-intercept is -7

PLEASE HELP ME ASAP IM TIMED !!!!!! the graph above reprenets a function what is the value of f(4)?

Vaughn always wears bell-bottom pants because he feels most comfortable in them. vaughn works for a fashion magazine and constantly tries to influence his magaz

Vertices A and B of triangle ABC are on one bank of a river, and vertex C is on the opposite bank. The distance between A and B is 200 feet. Angle A has a measu

Which were impacts of the Vietnam War on American culture?