First one :
10•5^2+4•-2^2=234
Second one :
-2(3•-2+-6)=24
<span>
−<span>2<span>(<span><span><span>(3)</span><span>(<span>−2</span>)</span></span>−6</span>)</span></span></span><span><span><span>
(<span>−2</span>)</span><span>(<span><span><span>(3)</span><span>(<span>−2</span>)</span></span>+<span>−6</span></span>)</span></span></span><span><span><span><span>
(<span>−2</span>)</span><span>(<span><span>(3)</span><span>(<span>−2</span>)</span></span>)</span></span>+<span><span>(<span>−2</span>)</span><span>(<span>−6</span>)</span></span></span></span><span>
<span>12+12</span></span><span><span>
24</span></span>
Last one :
2•-6(3•-6-5)
<span><span><span>
(2)</span><span>(<span>−6</span>)</span></span><span>(<span><span><span>(3)</span><span>(<span>−6</span>)</span></span>−5</span>)</span></span><span><span>
(<span><span>(2)</span><span>(<span>−6</span>)</span></span>)</span><span>(<span><span><span>(3)</span><span>(<span>−6</span>)</span></span>+<span>−5</span></span>)</span></span><span><span><span>
(<span><span>(2)</span><span>(<span>−6</span>)</span></span>)</span><span>(<span><span>(3)</span><span>(<span>−6</span>)</span></span>)</span></span>+<span><span>(<span><span>(2)</span><span>(<span>−6</span>)</span></span>)</span><span>(<span>−5</span>)</span></span></span><span>
216+60</span><span>
=276
Hoped I helped!</span>
Answer:
AorD
srry if im wrong its not B because some of them are not compatible
Step-by-step explanation:
1
1x7=7
1+7=8
1 is the answer
The area of the metal strips:
A = L * W , where L stays for length and W stays for wirth.
A = 11 ft * 2 ft ;
A = 22 ft^2.
If it costs $6 per foot:
Total cost = 22 * 6 = $132.
Answer: The total cost of a metal strip is $132.