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Svetradugi [14.3K]
3 years ago
14

What is -18 + (-45) + 12

Mathematics
2 answers:
alexgriva [62]3 years ago
6 0

Answer:

-51

Step-by-step explanation:

hope it helps you! good luck!

qaws [65]3 years ago
5 0
The answer is -51, hope this helps
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The Taieri Plain in New Zealand is 6 feet below sea level (or –6 feet). If you are standing 3 feet above sea level, is your elev
andrew-mc [135]

Answer:

NO

Step-by-step explanation:

Opposite numbers are the same distance from 0 on the number line, but in opposite directions. Steps I would follow:

first, check the directions to make sure they are opposite,

then read the digits, or count the tick marks or compare lengths with dividers or ruler or marks on a piece of paper to see if the distances are the same.

3 is not the opposite of -6

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3 0
3 years ago
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What is 2x-y=6 the slope
Flura [38]

First of all, lets get y on its own side of the equation.

-y=-2x+6\\y=2x-6\\

This is slope intercept form, y=mx+b, where m is slope.

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3 years ago
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The nth term of a sequence is 5n.<br> Work out the 10th term of this sequence.
Lilit [14]

Answer:

The 10th term is 50

Step-by-step explanation:

5(10) = 50

6 0
3 years ago
Evaluate the polynomial when a.x=0 and b.x=-1<br> x2 – 3x - 7
Arlecino [84]

Answer:

a) -7 & b) -6

Step-by-step explanation:

Here,

a) x = 0

Solution ↦

x2 - 3x - 7 \\  =  0 \times 2 - 3 \times 0 - 7 \\  =  - 7

b) x = -1

Solution ↦

x2 - 3x - 7 \\  =  - 1 \times 2 - 3 \times ( - 1) - 7 \\  =  - 2 + 3 - 7 \\  =  - 9 + 3 \\  =  - 6

6 0
3 years ago
4(a x b)=(4 x a)b is an example of which algebraic property
Reil [10]
I hope this helps you

5 0
3 years ago
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