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pochemuha
3 years ago
9

I need help on this algebra question. Giving Brainliest.

Mathematics
2 answers:
yKpoI14uk [10]3 years ago
6 0

Answer:

The answer is A.

Step-by-step explanation:

When you multiply by a negative number, you MUST change the sign.

Basile [38]3 years ago
5 0

Answer:

this

Step-by-step explanation:

skipbidi bop mm dada

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21 and 22 are complementary angles. The measure of Z1 is 60°. The
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Answer:

The value of x is 7

Step-by-step explanation:

Complementary angles have a sum of 90°, therefore the equation to solve for x is:

∠1+∠2=90°

60°+5(x-1)°=90°

5(x-1)=30°

x-1=6

x=7

So the value of x is 7

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2 years ago
Kim has a lawn service business. The equation 165 – 105x + 3y = 0 relates y, her weekly profits , and 2, the number of lawns she
Ede4ka [16]

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3 years ago
?????????????? help out
dimaraw [331]

Answer:

20 degrees C

Step-by-step explanation:

You would substitute the F with 68 since it is 68 degrees F. Then you would solve the equation. (Subtract 32 from 68=36; multiply 36 by 5/9=20)

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3 years ago
What is 3,480,000,000 in scientific notation
REY [17]
3.48 x 10^9

I hope this is right.
6 0
3 years ago
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Solve for x . Round to the nearest tenth, if necessary.
Jet001 [13]

Answer:

x = 24.1

Step-by-step explanation:

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2 years ago
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