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ddd [48]
3 years ago
12

-3а- 8+2а = 13 How do you solve this (like terms)

Mathematics
2 answers:
azamat3 years ago
3 0
Combine -3a+2a which = -a-8=13 then +8, which is -a=21
Dmitry_Shevchenko [17]3 years ago
3 0

Answer:

a = -21

Step-by-step explanation:

-3a +2a -8 = 13

- a-8 = 13

-a -8 -13 = 0 ( the sign changes from +13 to -13 )

-8 -13 = a ( the sign of a changes from -a to + a ) -21 = a

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Barney made $50,000 last year. He increases amount by 8% this year how much does he make this year?
bekas [8.4K]

Answer:$54000

Step-by-step explanation:

8%of50000=4000

4000+50000=54000

3 0
3 years ago
_16. Which expression is equivalent to
Phantasy [73]

Answer:

-2x-8

Step-by-step explanation:

1) Distribute:

-6/3x+-15/3-3

2) Simplify:

-2x-5-3

3) combine like terms:

-2x-8

hope this helps

5 0
3 years ago
A-attached earlobes a-unattached earlobes if a is the allele for having attached earlobes, what percentage of offspring will hav
Scorpion4ik [409]

The percentage of the offspring that will have atatched earlobes as the dominant trait, is: 50%.

What is a Dominant Trait?

A dominant trait surpresses a recessive trait, and expresses itself. The allele of a dominant trait is usally denoted using capital letters.

Given the following traits:

A - attached earlobes (dominant allele)

a - unattached earlobes (recessive allele)

A cross between Aa and aa is shown in the image attached below.

The offspring having attached earlobes = 2 Aa = 50%.

50% of the osspring will have attached earlobes.

Learn more about dominant trait on:

brainly.com/question/16616523

4 0
2 years ago
The ratio of Harry's money to Lincoln's money is 6:5. If Harry and Lincoln have a total of $220, how much money in dollars does
nydimaria [60]

Answer:

Harry has 120$

Step-by-step explanation

6x+5x=220

11x=220

/11  /11

x=20

6 * 20 = 120

I'd apptreciate help w my questions if u can :)

7 0
3 years ago
Read 2 more answers
What is 3x + 2 (x-y) ?
AfilCa [17]

Answer:

5x-2y

Step-by-step explanation: u multiply

3 0
3 years ago
Read 2 more answers
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