2 answers:
Hello there! Let's calculate this. :)
<span><span><span><span><span><span>8<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+6</span>+<span>4<span>u^3</span></span></span>−<span>6u</span></span>+3</span><span>
=<span><span><span><span><span><span><span>8<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+6</span>+<span>4<span>u^3</span></span></span>+</span>−<span>6u</span></span>+3</span></span>
Combine Like Terms:<span>
=<span><span><span><span><span><span>8<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+6</span>+<span>4<span>u^3</span></span></span>+<span>−<span>6u</span></span></span>+3</span></span><span>
=<span><span><span><span>(<span><span>8<span>u^3</span></span>+<span>4<span>u^3</span></span></span>)</span>+<span>(<span>8<span>u^2</span></span>)</span></span>+<span>(<span>−<span>6u</span></span>)</span></span>+<span>(<span>6+3</span>)</span></span></span><span>
=<span><span><span><span>12<span>u^3</span></span>+<span>8<span>u^2</span></span></span>+<span>−<span>6u</span></span></span>+9</span></span>
Answer:<span>
= D. <span><span><span><span>12<span>u^3</span></span>+<span>8<span>u^2</span></span></span>−<span>6u</span></span>+<span>9
Cheerio and have a lovely day! ^.^</span></span></span>
Hello!
You can only add variables with the same base and exponent
8u^3 + 4u^3 = 12u^3
8u^2 + 0 = 8u^2
0 + -6u = -6u
6 + 3 = 9
Put the sums together
12u^3 + 8u^2 - 6u + 9
The answer is

Hope this helps!
You might be interested in
Answer:
Simplified: 0.024
Step-by-step explanation:
If 9/12 is how much it takes to bake a cake you would need 9 of 1 and1/2
Answer:
625 students
Step-by-step explanation:
Answer:
x - Jack's age
y - Susan's age
Jack is 27 years older than Susan.
In 5 years he will be 4 times as old as she is.
Jack is 31 years old and Susan is 4 years old.
Let the colored pencil amount be p.
Then this is the equation:
12p+p=78
Simplifying, we can see that
13p=78
Divide both sides by 13 to get
p=6
Since there are 12 times as many markers as colored pencils, there are 72 markers.