The answer is 33
3(-2)^2+4(-2)+5
-6^2+ (-8) + 5
36 + (-8) + 5
28+5
33
<span>x + (x + 1)
.............
</span>
Answer:
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Step-by-step explanation:
1.
2. <em>factoring 96</em>
<em>since </em>
3.
<em>using exponent rule - </em>
<em> </em>
4.
<em>doing some simple simplification and and 6=2*3</em>
5.
<em>collecting the roots on one side and applying exponent rule</em>
6.
<em>Applying exponents rule on all and </em>
<em>7. </em>
<em>combining all powers of 2</em>
8.
<em>Simplifying</em>
9.
10.
11.
Answer:
Step-by-step explanation:
b and c are the speeds of the boat in stool water, and current, respectively.
Going with the current, the boat travels b+c=16 km/h.
Going against the current, the boat travels b-c=6 km/h
add the equations together
b+c = 16
b-c = 6
—————
2b = 22
b = 11
c = 16-b = 5