3 years ago

WILL GIVE BRAINLIEST Plz help me.... : /

Mathematics

2 answers:

il63 [147K]3 years ago

8 0

-7,3. if you use slide and divide

andreyandreev [35.5K]3 years ago

6 0

Answer:

(-7 , 3)

Step-by-step explanation:

3x^2 + 12x = 63 //Subtract 63 on both sides.

3x^2 + 12x - 63 = 0 //Common factor 3.

3(x^2 + 4x - 21) = 0 //Divide both sides by 3.

(x^2 + 7x - 3x - 21) = 0

x(x + 7) - 3(x + 7) = 0

(x + 7) (x - 3) = 0

x = -7 and 3

Solution: (-7, 3)

You might be interested in

Iron has a density of 7.9 g/cm³. Gold has a density of 19.3 g/cm³.

alexandr402 [8]

Density = m/v
3.86kg=3860g
d= 3860/200
= 19.3g/cm^3
therefore it is gold.

7 0

1 year ago

There are ___ nuts are in the smallest possible container.

NARA [144]

Small is the blank which is th answer

8 0

2 years ago

Find the slope of the line passing through the points D (10, 8) and E (-4,4)

RUDIKE [14]

Answer:

Slope=2/7

Step-by-step explanation:

Slope=rise/run

$rise = 8 - 4 = 4 \\ run = 10 - ( - 4) = 14 \\ slope = \frac{4}{14} = \frac{2}{7}$

8 0

2 years ago

A package of dried fruit weighs 1/2 of a pound if one serving size is 1/8 of a pound how many servings would be in the package

sattari [20]

4 because 1/8 goes into 1/2 4 times. 1/2 divided by 1/8 equals 4. 1/8 times 4 equals 1/2.

8 0

2 years ago

Help with number 10 please

vladimir2022 [97]

Answer:

If he is traveling over 85 miles its cheaper to use company a

Step-by-step explanation:

137-65= 72

72÷0.85= 84.7058823529= 85

So after 85 miles company A is cheaper

5 0

2 years ago