Answer:
A is true but I dont know the rest I am very sorry .-.
Step-by-step explanation:
I Just added 18 + 12 = 30 + 10 = 40 and that is why A is true
Answer:
Irrational.
Step-by-step explanation:
The square root of 35 is not a perfect integer.
Answer:
6x-5y=4
6x+3y=30
Step-by-step explanation:
Move variable to the left
5y=6x-4
Reorder the terms
5y-6x=-4
Change the signs
-6x+5y=-4
Move variable to the left
3y=-6x+20
Reorder the terms
3y+6x=20
Theres an app called slader. If you look up what your school book is it will give you all the answers
Answer:
No, only sometimes.
Step-by-step explanation:
Only a regular polygon has interior angles that are all congruent.