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2 years ago

5

How to subtract and add polynomials

1 answer:

jeka57 [31]2 years ago

3 0

Answer:

We want to add and subtract the polynomial

having the same powers.

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Please someone help me in this question

MaRussiya [10]

H, 5/3
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2 years ago

If 2/9 of the students in a school are in 6th grade, then how

sveticcg [70]

Answer:

231

Step-by-step explanation:

$\frac{2}{9}$ = $\frac{42}{x}$

42÷2= 21

9×21= 189

189 students total

42 6th graders

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2 years ago

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Find the value of x, y and z

tangare [24]

Answer:

Step-by-step explanation:

8x = 9x - 7

-x = -7

x = 7

9(7)-7= 63-7=56

8(7)= 56

13y+7+56=180

13y+63=180

13y=117

y=9

13(9)+7= 117+7= 124

5y-11+56=90

5y+45=90

5y=45

y=9

5(9)-11+9(7)-7= z

45-11+63-7=z

34+56=z

90=z

7 0

2 years ago

Can someone help me find the length of b of the unknown side in this triangle? Thanks! :)

creativ13 [48]

Answer: 4

Step-by-step explanation:

Using pythagoras theorem =>

b= $\sqrt{c^2-a^2$

b= $\sqrt{5^2-3^2}$

b= $\sqrt{25-9}$

b= $\sqrt{16}$

b=4

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2 years ago

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A number x divided by 7

Assoli18 [71]

Answer:

x/7

Credit to kayci540

8 0

3 years ago