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Svetlanka [38]
3 years ago
12

4z = 2(z + 4) Please help me solve this

Mathematics
1 answer:
mezya [45]3 years ago
6 0
4z = 2(z + 4)\\
4z=2z+8\\
2z=8\\
z=4
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F(x)2x²+1and g(x)=x²-7find (f+g)(x)
Vilka [71]

Answer:

3x² - 6

Step-by-step explanation:

note that (f + g)(x) = f(x) + g(x), thus

f(x) + g(x)

= 2x² + 1 + x² - 7 ← collect like terms

= 3x² - 6

8 0
3 years ago
Mom is 8 years older than 4 times Sarah’s age. The sum of their ages is less than 83. What is Sarah’s oldest possible age?
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3 0
3 years ago
There are 300 students. for every 8 are boys, and for every seven are girls. how many boys?
katen-ka-za [31]
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Hope this helps!

4 0
3 years ago
The price of gas at one station is $2.15 per gallon.
Lunna [17]
C becuase it makes the most sense
3 0
3 years ago
Read 2 more answers
Anyone know how to do this
Nonamiya [84]

Answer:

x ≈ 4

Step-by-step explanation:

We use tan∅ to solve this:

tan30° = x/7

7(tan30°) = x

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Remember that tangent is opposite over adjacent.

4 0
4 years ago
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