2 years ago

How to Simplify the following expression −3x2+5−12x−149x2

1 answer:

3 0

Multiply the numbers: 3 x 2=6 = 6x + 5 - 12x - 2 x 149x
Next Multiply the numbers 149 x 2 = 298

Then, Group like terms, =-6x-12x-298x+5

Add similar elements -6x-12x-298x=-316x,
and you get -316x+5!

You might be interested in

Three friends earned more than $200 washing cars they pay their parents $20 for supplies and divided the rest of the money equal

kow [346]

$90 because 200-10=180 and divide 180 by 2 which is 90.

3 0

2 years ago

Read 2 more answers

How to simplify the expression (2^2)÷2^10

dimulka [17.4K]

Simplify means solve and to solve we first need to do 2 to the 2nd power which is two * 2 that equal 4 than do 2 to the 10th power that equal 1024 and than we can just do

4 divided by 1024 = 0.0390625

6 0

2 years ago

The circumference of a fountain is 63 feet. What is the approximate diameter?

Alik [6]

Answer:

Approximantly 20

Step-by-step explanation:

Circumference = pi times diameter

63/pi = diameter

Answer: 20.0535228

3 0

2 years ago

Determine whether test point (-6,4) is a solution to the linear inequality x+y_<1

tamaranim1 [39]

$\bf \begin{array}{llll}
-6&,&4\\
\uparrow &&\uparrow \\
x&&y
\end{array}\qquad x+y\le 1\implies -6+4\le 1\implies -2\le 1$

now, is it true that -2 is lesser than 1? if it's true, is a solution, if is false, is not then

7 0

2 years ago

Peter drive 320 miles in 8 hours . calculate his average speed .

Ad libitum [116K]

Answer: 40

Step-by-step explanation:

You will take the miles he drove and divided it by the time it took him to get there

320/8=40

6 0

2 years ago

Read 2 more answers