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Kisachek [45]
3 years ago
5

What is 3x+4-(-6) and what do I need to do

Mathematics
1 answer:
34kurt3 years ago
6 0

Answer:

3x + 10

I just combined like terms.

Hope this helps!

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If there are 5 boys and 7 girls, write the ratio of girls to total students
Marizza181 [45]

Answer:

7:12

Step-by-step explanation:

boys=5

girls=7

total=boys+girls

12=5+7

girls:total

7:12

3 0
2 years ago
How is adding and subtracting decimals different from adding and subtracting whole numbers?
Monica [59]
It isn't different, it is very much the same
1-1 = 0
.1-.1 = 0
5.25 - 3.75 = 1.50
1.0005 +1.005 = 2.0055
just make sure to line the decimal places on top of each other <span />
7 0
3 years ago
Read 2 more answers
16) What is the probability of guessing
melamori03 [73]
20% because it’s 100/5 and you get 20%
3 0
2 years ago
Read 2 more answers
Help ASAP please I need the answers please please
max2010maxim [7]

Answer:

1 is adjacent and linear pair 2 is adjacent and not linear pair 3 is not adjacent and not linear pair

Step-by-step explanation:

4) angle 4and5 are adjacent

5)angle 1and4 are linear pair

6)angle 2and3 are linear pair

5 0
3 years ago
-5x+7y=11<br> -5x+3y=19<br> Elimination
lesantik [10]

\left\{\begin{array}{ccc}-5x+7y=11&\text{change the signs}\\-5x+3y=19\end{array}\right\\\underline{+\left\{\begin{array}{ccc}5x-7y=-11\\-5x+3y=19\end{array}\right}\qquad\text{add both sides of the equations}\\.\qquad\qquad-4y=8\qquad\text{divide both sides by (-4)}\\.\qquad\qquad \boxed{y=-2}\\\\\text{Upt the value of y to the second equation:}\\\\-5x+3(-2)=19\\-5x-6=19\qquad\text{add 6 to both sides}\\-5x=25\qquad\text{divide both sides by (-5)}\\\boxed{x=-5}\\\\Answer:\ \boxed{x=-5\ and\ y=-2\to(-5,\ -2)}

6 0
3 years ago
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