Answer:
x < 5
Step-by-step explanation:
Mark the number as x
Then 3x + 3 < 18
// divide both sides by 3
x + 1 < 6
x < 6 - 1
x < 5
I'm pretty sure it's 75 because 15x5=75 and 7+5=12
Answer:
no
Step-by-step explanation:
2x-y=1 I'm not sure what you're asking but for equal value it would be no it would be the answer I gave you for the exact equation
Answer:
17.5 meters
Step-by-step explanation:
To find how far she walks, multiply 2.5 by 7
2.5(7)
= 17.5
So, in 7 days, she walks 17.5 meters
Answer:A
Step-by-step explanation:
Interior angles of a triangle ALWAYS have to be equal to 180
The sum of A is 180, however, those angles wont work because they have to be more close to eachother for it to be possible
The Triangle Inequality Theorem states the longest side must be shorter than the sum of the other 2 sides