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2 years ago

Pls help what is 2x= x + 7

Mathematics

2 answers:

Lisa [10]2 years ago

8 0

Answer:

x = 7

Step-by-step explanation:

mark branliest

and if you need help just ask

IrinaK [193]2 years ago

3 0

Answer:

Step-by-step explanation:

hope this helps! brainliest?

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75 students 2/5 gave speeches 1/5 have speeches how many remain

djverab [1.8K]

Answer: 1/4

Step-by-step explanation:

2/5 is 0.4 and 1/5 is 0.2 so we add them which gave us...

0.4+0.2=0.6

10 - 0.6 = 4 left over now we change 4 as a fraction which 1/4

6 0

3 years ago

Multiply the polynomial (12x^4 - 4x^3 + 5) by (-4x^2) *

murzikaleks [220]

Answer:

 $- 48 {x}^{6} + 16 {x}^{5} - 20 {x}^{2}$ 

Option D is the correct option.

Solution,

 $- 4 {x}^{2} (12 {x}^{4} - 4 {x}^{3} + 5) \\ = - 4 {x}^{2} \times 12 {x}^{4} + 4 {x}^{2} \times 4 {x}^{3} - 4 {x}^{2} \times 5 \\ = - 48 {x}^{6} + 16 {x}^{5} - 20 {x}^{2}$ 

hope this helps...

Good luck on your assignment...

7 0

3 years ago

If 15x+17*2=227 what is x

sladkih [1.3K]

X will be 35 but idk the formula

8 0

3 years ago

The vertex form of the equation of a parabola is y=(x-5)+16. what is the standard form of the equation

kakasveta [241]

Answer:

x − y = − 11

Step-by-step explanation:

4 0

2 years ago

6. Christopher wants to leave a 15% tip for his breakfast. His breakfast cost $23.00, how

Anestetic [448]

Answer:

$3.45

Step-by-step explanation:

The tip is 15% of his breakfast, that means 15% of 23

That is 15%* 23= 15*23/100= 3.45 $

The tip is $3.45

Have a good day.

7 0

3 years ago