3 years ago

What must be added to 3x -7 to make x 2 + 4x -1?

Mathematics

1 answer:

Elanso [62]3 years ago

6 0

There is the answer!

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Question 12 (2 points)

Leviafan [203]

Solving is :
X=2
Y=1

Step by step
(2x-3) + 5 = 3x
2x+2=3x
X=2

Substitute x by 2
Y=1

5 0

3 years ago

Add. (6x3+3x2−2)+(x3−5x2−3) Express the answer in standard form.

sergiy2304 [10]

Answer:

$7x^3-2x^2-5$

Step-by-step explanation:

We need to add the two terms.

$(6x^3+3x^2-2)+(x^3-5x^2-3)$

Solving,

Combine the like terms and adding those terms

$(6x^3+3x^2-2)+(x^3-5x^2-3)\\=6x^3+3x^2-2+x^3-5x^2-3\\=6x^3+x^3+3x^2-5x^2-2-3\\=7x^3-2x^2-5$

So, the answer is:

$7x^3-2x^2-5$

6 0

4 years ago

Write an algebraic expression fh each verbal expression.

PtichkaEL [24]

Answer:

2×y^2

Step-by-step explanation:

i hope it helped you a lot. thankyou

4 0

4 years ago

0.65 T = ____ lb how do i awensewr this

lana66690 [7]

Answer:1,300 pounds

Step-by-step explanation:

I believe ur converting tons to pounds right?

3 0

3 years ago

Read 2 more answers

PLEASE HELPP IT IS SUPER EASY

Rashid [163]

Q- 24.9

R- 7.3

S- -41.5

T- 6.3

Hope this helps❤️

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3 years ago

Read 2 more answers