3 years ago

Solve each equation. Showing your reasoning. X^2-6x-20=7

Mathematics

1 answer:

scoundrel [369]3 years ago

4 0

Answer:

x=-3,x=9

Step-by-step explanation:

x^2-6x-20-7=0

x^2-6x-27=0

x^2-(9-3)x-27=0

x^2-9x+3x-27=0

x(x-9)+3(x-9)=0

(x+3)(x-9)=0

x=-3,x=9

You might be interested in

7.<br> Find the value of x. Round the length to the nearest tenth.<br> х<br> 40°<br> 11 cm

ivann1987 [24]

Answer:

x = 10.9 cm

Can i have brainliest i need 2 for virtuoso

Step-by-step explanation:

8 0

3 years ago

Factor completely 5x^2 + 20x

murzikaleks [220]

Answer: 5x(x + 4)

hope i helped

7 0

3 years ago

Read 2 more answers

A sporting goods store specializes in mountain bikes. Each week, two dozen mountain bikes are randomly selected from the store's

JulijaS [17]

Answer:

Step-by-step explanation:

A population is a set of similar items or events which is of interest for some question or experiment.

4 0

2 years ago

Can we say that the larvae of the lady bugs will eat approximately 500 fleas per day

levacccp [35]

Well sure, go w that and see what you get

4 0

3 years ago

Wow, using grammar makes me feel like an adult!

Ymorist [56]

Answer:

I asked my teacher if we could use that she said it's considered cheating, I still use it

Step-by-step explanation:

6 0

3 years ago