(2x <span>+ 2) - (3x + 11) </span>Simplify <span><span><span>2x</span>+2</span>−<span>(<span><span>3x</span>+11</span>)</span></span>Distribute the Negative Sign:<span>=<span><span><span>2x</span>+2</span>+<span><span>−1</span><span>(<span><span>3x</span>+11</span>)</span></span></span></span><span>=<span><span><span><span>2x</span>+2</span>+<span><span>−1</span><span>(<span>3x</span>)</span></span></span>+<span><span>(<span>−1</span>)</span><span>(11)</span></span></span></span><span>=<span><span><span><span><span><span>2x</span>+2</span>+</span>−<span>3x</span></span>+</span>−11</span></span>Combine Like Terms:<span>=<span><span><span><span>2x</span>+2</span>+<span>−<span>3x</span></span></span>+<span>−11</span></span></span><span>=<span><span>(<span><span>2x</span>+<span>−<span>3x</span></span></span>)</span>+<span>(<span>2+<span>−11</span></span>)</span></span></span><span>=<span><span>−x</span>+<span>−9
=-x-9</span></span></span>
Answer:
A triangular prism has 5 faces (3 rectangular and 2 triangular), 9 vertices and 6 edges.
Answer:
steps below
Step-by-step explanation:
(a) first green: 8/23 AND 2nd green: 7/22
AND: multiplication.. 8/23 x 7/22 = 28/253 ≈ 0.11 (11%)
(b) 15/23 x 8/22
Answer:
x=6
Step-by-step explanation:
5x-3=2x+15
5x-2x-3=15
3x-3=15
3x=15+3
3x=18
x=18/3
x=6
Answer:
<h3>5</h3>
Step-by-step explanation:
Given the expression
2a^3−10ab^2+3a^3−ab^2−7
We are to find the coefficient of a^3
First is to collect the like terms;
2a^3−10ab^2+3a^3−ab^2−7
= 2a^3+3a^3−10ab^2−ab^2−7
= 5a^3-11ab^2-7
From the resulting equation, you can see that the coefficient of the term having a^3 is 5