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Mrrafil [7]
3 years ago
8

 What is the value of expression 5x -7

Mathematics
1 answer:
Hunter-Best [27]3 years ago
5 0

Answer: don't know sorry

Step-by-step explanation:

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These points are linear.<br> Find the slope.
Harlamova29_29 [7]

Answer:

here

Step-by-step explanation:

8/1 or 8

8 0
3 years ago
Jane is 3 years older than mary, and mary is twice as old as kay. if kay is x years old, how old is jane?
krek1111 [17]
The answer is y = 2x + 3.

x - Kay's age
y - Jane's age
m - Mary's age

<span>Jane is 3 years older than Mary: y = m + 3
</span><span>Mary is twice as old as Kay: m = 2x
</span><span>
y = m + 3
m = 2x

Substitute m in the first equation:
y = 2x + 3
</span>
6 0
3 years ago
Read 2 more answers
An airplane flies 56 miles due north and then 33 miles due east. How many miles is the
choli [55]

Answer:

65 miles

Step-by-step explanation:

using the Pythagorean theorem:

56²+ 33² = d²

d² = 4225

d = 65 miles

8 0
2 years ago
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seropon [69]
You can play 8 games as you only have 17 dollars left after buying the snack. If you wanted to get rid of the 1 dollar remaining, tip the shop.
4 0
3 years ago
I dont understand this problem ​
zzz [600]

Answer:

<em>64 ; 8</em>

Step-by-step explanation:

a² ± 2ab + b² = (a ± b)²

x² + 2(8)(x) + 8² =

x² + 16x + <em>64</em> =

(x + <em>8</em>)²

4 0
3 years ago
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