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vesna_86 [32]
3 years ago
9

Please help! I have a bunch more I will be posting as well , thank you! (:

Mathematics
1 answer:
notsponge [240]3 years ago
5 0
15x + 30y = -10....reduce by dividing by 5
3x + 6y = -2...same as first equation...same line  ..means infinite solutions
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A used book costs $17 less than the same book new. Theused book costs $9. Write and
zvonat [6]

Answer:

$26

Step-by-step explanation:

17+9=26

4 0
3 years ago
Help!! help!! help!! help!! help!! help!! help!! help!! help!!​
NeTakaya

a/5 - b/2 = 10...(1)

2a-5b/10 = 10

2a-5b=10×10

2a-5b=100...(2)

a-b=29...(3)

2a-2b=58...(4)

subtract (4) from (2)

2a-5b=100

2a-4b=58

-b = 42

b = -42

2a-2b=58

2a-2(-42)=58

2a+84=58

2a=-26

a= -13

3 0
2 years ago
Name the vertices of the square
vesna_86 [32]
It depends on what ur square is called.
for example: if u have FGLA square then ur vertices r (f,g,l,a)
6 0
2 years ago
Can someone help plz
Mashutka [201]
More information is needed but
8 0
2 years ago
Name the property (3x5)x4=3x(5x4)
e-lub [12.9K]
Associative using multiplication

4 0
3 years ago
Read 2 more answers
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