toshia123 toshia123

15-01-2020
Mathematics

contestada

solve by factoring x squared plus 6X equals -9

Respuesta :

nonsibi nonsibi

15-01-2020

Factoring...

x²+6x=-9

x²+6x+9=0

(x+3)²=0

x=-3

answer: x=-3

Answer Link

surjithayer10otahza surjithayer10otahza

15-01-2020

Answer:

Step-by-step explanation:

x²+6x=-9

x²+6x+9=0

x²+3x+3x+9=0

x(x+3)+3(x+3)=0

(x+3)(x+3)=0

x=-3,-3

so x=-3 is a solution.

Answer Link

Otras preguntas

how can a shape be separated into two equal shares?

What does the clue word ??however? indicate? A. a contrast B. a passage C. a comparison D. a conclusion

Which number is a factor of 15 but not a multiple of three

The sum of 14 and a number is equal to 17

Solve: 3x 5(x - 2) = 4 - (2x 1)

How did the West view the Soviet policy on Eastern european nations

____ are simple sugars. Monosaccharides Polysaccharides Disaccharides Lipids

40% as a decimal and fraction??

The atomic mass is important because A. it tells the size of the atom. B. it tells you the charge of the atom .C. it tells you the number of electrons.

In the following paragraph, determine whether the voice is strong, weak, stiff, or overly conversational. Robert Oppenheimer helped make the atomic bomb. He tes