2 years ago

4. Which property of operations is used to write 15x + 9 as 9 + 15x?

1 answer:

8 0

Solution: The commutative property of addition states that when two numbers are being added, their order can be changed without affecting the sum.

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6/42 in simplest form

Ganezh [65]

6/42 in simplest form :

Divide both the nominator and the denominator by the HCF (highest common factor) : 6

6/42 = 6:6/42:6 = 1/7

6 0

2 years ago

How many thirtieths in 400 sq ft

ozzi

Thirties in 400
ok well we could find out by dividing 400 by 30.
400 / 30 = 13.333333
We Can Round That To 13
Theres Your Answer (13)

7 0

3 years ago

Read 2 more answers

F(x) = 4x² + 5x - 3 g(x) = 4x³ 3x² + 5 Find (f+g)(x).

Dmitriy789 [7]

Answer:

$4x^3+7x^2+5x+2$

Step-by-step explanation:

Given:

$f(x)=4x^2+5x-3$

$g(x)=4x^3+3x^2+5$

$\begin{aligned}\implies (f+g)(x)=f(x)+g(x) & = (4x^2+5x-3) + (4x^3+3x^2+5) \\& = 4x^2+5x-3+4x^3+3x^2+5 \\& = 4x^3+4x^2+3x^2+5x-3+5 \\& = 4x^3+7x^2+5x+2 \\\end{aligned}$

5 0

1 year ago

The slope of a line passing through points (1, 2) and (1, 3) is equal to: helpp

Grace [21]

I would help but what are you answer choices?

5 0

3 years ago

You opened your first savings account 3 months ago. So far, you have earned $9.90 in simple interest, at an annual interest rate

LekaFEV [45]

I=prt
9.90=p (.06)(3)
9.90=p(.18)
9.90/.18=p.18/.18
55=p

I put in $55 into the account when I opened it.

6 0

3 years ago