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mrs_skeptik [129]
3 years ago
15

How do I solve this: (-3z2+z+13)-(6z2+7)

Mathematics
1 answer:
vesna_86 [32]3 years ago
7 0
I know that you should use PEMDAS, what grade are you in this sems advances for you
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Evaluate 0.3 + y/2 when y = 10 and z =5
Vladimir79 [104]

Answer:

0.3*10+10/5

PEMDAS (left to right)

3+2

5

Step-by-step explanation:

5 0
3 years ago
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3. Given that a is 30% of b, find the value of a/4b
Karolina [17]

Answer:

a/4b = 0.075

Step-by-step explanation:

a = 30% of b

a = 30/100 × b

a = 0.3b

The value of a/4b is calculated as:

= 0.3b/4b

= 0.075

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2 years ago
A diver is swimming at -10m. he then descends 3 m and rises 6 m. at what new level is the diver swimming?
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