Ask question

Ask question

All categories

3 years ago

8

X + 4(x + 5) = 40 answer this

1 answer:

Ainat [17]3 years ago

4 0

Distribute
x+4x+20=40
add like terms
5x+20=40
minus 20 both sides
5x=20
divide both sides by 5
x=4

You might be interested in

PLS HURRY DONT HAVE A LOT OF TIME!!! danny measured a house and its lot and made a scale drawing. the scale he used was 1 inch :

valkas [14]

10 inches because 40/4*1

6 0

1 year ago

What is the area of a circle with a radius of 1 foot?

vladimir2022 [97]

Pi feet squared (I hope I helped!)

5 0

2 years ago

Read 2 more answers

When multiplying numbers with the same base you________ the exponents.

sp2606 [1]

Answer:

add

Step-by-step explanation:

5 0

2 years ago

Read 2 more answers

How do you factor -4x^2 + 4x - 10?

Sonbull [250]

Answer:

-2 (2 x^2 - 2 x + 5)

Step-by-step explanation:

Factor the following:

-4 x^2 + 4 x - 10

Factor -2 out of -4 x^2 + 4 x - 10:

Answer: -2 (2 x^2 - 2 x + 5)

3 0

2 years ago

Read 2 more answers

A mother invests $7000 in a bank account at the time of her daughter's birth. The interest is 18) compounded quarterly at a rate

Alex

well, from birth to your twentieth birthday that'll just be 20 years, so

$~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &\$7000\\ r=rate\to 8\%\to \frac{8}{100}\dotfill &0.08\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{quarterly, thus four} \end{array}\dotfill &4\\ t=years\dotfill &20 \end{cases} \\\\\\ A=7000\left(1+\frac{0.08}{4}\right)^{4\cdot 20}\implies A=7000(1.02)^{80}\implies A\approx 34128.07$

5 0

1 year ago