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melisa1 [442]
3 years ago
14

Find the expression you can substitute for 5x+y=10

Mathematics
1 answer:
Gennadij [26K]3 years ago
7 0
5x=5*2
Y=0 so 5*2=10 +0 =10
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Two students start a club the first week of school. Each member invites three new members the second week of school. Each of the
Mekhanik [1.2K]
I'll just make a manual computation on how 1 member recruits his members until week 5. Then multiply the sum by 2.
                                old      new
1:   1
2:   1 x 3 = 3 ⇒        1         3       *only new members recruit 3 more
3:   3 x 3 = 9 ⇒        4         9 
4:   9 x 3 = 27⇒     13       27
5: 27 x 3 = 81 ⇒    40       81

40 + 81 = 121. Total number of members under 1 founding member.

121 x 2 founding members = 242 total number of members within 5 weeks.
3 0
3 years ago
Read 2 more answers
-300 =5x-(-8x+3) step by step
cupoosta [38]

Answer:

x=  −297 /13

Step-by-step explanation:

4 0
3 years ago
2.27 is a terminating decimal true or false??
IRINA_888 [86]

Answer:

true

Step-by-step explanation:

5 0
2 years ago
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In England, mass is measured in units called stones. One pound equals 1/14 of a stone. A cat weighs 3/4 stone. How many pounds d
Anestetic [448]
First off, mass is not measured in pounds, weight is.

But, I can still solve this for you!

1/14 * 3/4
3/56 pounds is your answer

Hope this helps!
7 0
3 years ago
The base length of a triangle is 8 feet and the height is 4 feet. What is the area of the triangle?
sweet [91]
8x4=32
32 divided by 2 = 16
the answer is 16 square feet

hope this helps :)
3 0
3 years ago
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