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Andru [333]
3 years ago
11

Multiply out the brackets and simplify x(x3+2)

Mathematics
1 answer:
DENIUS [597]3 years ago
6 0
<span><span>x4</span>+2x is the answer </span><span>Simplify the </span>expression<span>.</span>
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Find the new amount. explain <br><br><br>200 books; 75% decrease <br><br>160 bananas; 20% decrease
prohojiy [21]

Answer:

75% of 200 = 50; 20% of 160 = 128

Step-by-step explanation:

200 (0.75) = 150

200 - 150 = 50

160 (0.20) = 32

160 - 32 = 128

8 0
3 years ago
Find the area please don’t lie to me
astra-53 [7]

Answer:

<h2>108 yd²</h2>

Step-by-step explanation:

The formula of an area of a trapezoid:

A=\dfrac{b_1+b_2}{2}\cdot h

<em>b₁, b₂</em><em> - bases</em>

<em>h</em><em> - height</em>

From the picture we have

b_1=19yd,\ b_2=5yd,\ h=9yd

Substitute:

A=\dfrac{19+5}{2}\cdot9=\dfrac{24}{2}\cdot9=12\cdot9=108\ yd^2

3 0
4 years ago
Step by step please (variable expression)
Naddika [18.5K]

Answer:

139

Step-by-step explanation:

Substitute x for 15.

9(15)+4

Then multiply:

135+4

And then add:

139

6 0
3 years ago
If the sum of six consecutive even integers is 306, what is the smallest of the six integers
Neko [114]

306/6 is 51 is you add one to one side and take away the other the six numbers become: 46, 48, 50, 52, 54, 56 as you added one to one side substituting the other you took away from, therefore the smallest would be 46.

4 0
3 years ago
What is a proportation??<br> I need help
Elden [556K]

Answer:

what probortation?

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
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