4 years ago

What is the sum of -2+9=

Mathematics

2 answers:

Oksanka [162]4 years ago

8 0

Your answer will be 7

-2+9 is the same as 9-2

hope this helps

noname [10]4 years ago

4 0

Same signs add and keep different signs subtract keep the sign of the higher number then you'll be exact. (This is a song I learned to help me with problems like these, sing it to the rhythm of row row row your boat) Your answer would be positive 7.

You might be interested in

You spend 1/5 of your income on car payment. You spend 3/8 of the remainder of your income on rent. What fraction of income is s

kenny6666 [7]

Answer:

3/10

Step-by-step explanation:

1/5 of total income - spent on car

remainder  income = 4/5

3/8 of remainder = 3/8 ×4/5 = 3/10(of total income spent on rent)

the word "of" means you can find it by multiplication

e.g. 2 of 1/2 means 2 × 1/2 which is 1

5 0

3 years ago

Can someone please explain to me step by step how to solve this problem. 4y-(3+y);y=2

avanturin [10]

Answer:

The answer is 3

Step-by-step explanation:

Plug in 2 for all the y variables and solve:

4(2)-(3+2)=

8-5=3

5 0

3 years ago

Read 2 more answers

I need help with this question

Fofino [41]

Answer:

i think its last one but im not so sure

6 0

3 years ago

What is the length of the missing leg?

sp2606 [1]

Answer:

$a=12$

Step-by-step explanation:

Pythagorean Theorem: $a^{2}+b^{2}=c^{2}$

In this case, a = 9, b = a, and c = 15.

$9^{2}+a^{2}=15^{2}$

$81+a^{2}=225$

The, we subtract 81 from both sides getting:

$a^{2}=144$ ,

Then, $a=12$

6 0

2 years ago

PLEASE HELP!!!!Which of the following options is an equivalent function to f(x)=3(2)3x

vampirchik [111]

Your answer willl be f(x) = 24x hope this helps

7 0

4 years ago