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tangare [24]
4 years ago
15

How are you supposed to find x

Mathematics
1 answer:
Sophie [7]4 years ago
5 0
Adjacent angles, the angle 21x+ 6should equal 90 degrees so 21x + 6 =90 and that should help you find x
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Distributive property ( help me and show work first one to answer right gets brainiest answer )
Lapatulllka [165]
8^2 /2+5(15-7)

=64/2+75-35
=32+40
=72

<span><span>3<span>(<span>5−9</span>)</span></span>+<span>4<span>(<span>4−9</span>)
</span></span></span><span>=<span><span><span>(3)</span><span>(<span>−4</span>)</span></span>+<span>4<span>(<span>4−9</span>)
</span></span></span></span><span>=<span><span>−12</span>+<span>4<span>(<span>4−9</span>)
</span></span></span></span><span>=<span><span>−12</span>+<span><span>(4)</span><span>(<span>−5</span>)
</span></span></span></span><span>=<span><span>−12</span>+<span>−20
</span></span></span><span>=<span>−32

</span></span><span><span>10<span>(<span>9−18</span>)</span></span>−<span>32
</span></span><span>=<span><span><span>(10)</span><span>(<span>−9</span>)</span></span>−<span>32
</span></span></span><span>=<span><span>−90</span>−<span>32
</span></span></span><span>=<span><span>−90</span>−9
</span></span><span>=<span>−<span>99

</span></span></span><span><span>−<span>12<span>(<span>5−7</span>)</span></span></span>−<span>10<span>(<span>2−5</span>)
</span></span></span><span>=<span><span><span>(<span>−12</span>)</span><span>(<span>−2</span>)</span></span>−<span>10<span>(<span>2−5</span>)
</span></span></span></span><span>=<span>24−<span>10<span>(<span>2−5</span>)
</span></span></span></span><span>=<span>24−<span><span>(10)</span><span>(<span>−3</span>)
</span></span></span></span><span>=<span>24−<span>(<span>−30</span>)
</span></span></span><span>=<span>54</span></span>
6 0
3 years ago
Read 2 more answers
which expression is equivalent to 100 n2 − 1? (10n)2 − (1)2 (10n2)2 − (1)2 (50n)2 − (1)2 (50n2)2 − (1)2
Wewaii [24]

You know that 100=10^2.

Use the property (ab)^2=a^2\cdot b^2 to state that

100n^2=10^2\cdot n^2=(10n)^2.

Then the expression 100n^2-1 is equivalent to

(10n)^2-1=(10n)^2-1^2.

Answer: correct choice is A.

5 0
3 years ago
Read 2 more answers
Jessica has $15. She bought 3 apples for x dollars each. Which expression represents how much money both Jessica and Levi have l
Natasha2012 [34]
Xswijxmqimixmiqsdjojqssxdwe
7 0
3 years ago
Why is looking at cash flow an important step in a good financial plan?
4vir4ik [10]

Answer:

Cash flow refers to the constant movement of money, both where and how much you're spending as well as how much you're earning in return.

Step-by-step explanation:

5 0
3 years ago
What is 270qt:105 gal in simplest form
ArbitrLikvidat [17]

Answer:

187 hope this helps!

Step-by-step explanation:

7 0
3 years ago
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