D. Because a number is irrational if it doesn't terminate or if it repeats over and over
Answer:
2(10) is implied multiplication
Step-by-step explanation:
( 18+2) + 2(10) ÷4 -2
PEMDAS
Parentheses first
( 20) + 2(10) ÷4 -2
Then exponents ( we have none)
Then multiply and divide from left to right
20 + 20÷4 -2
20 + 5-2
Then add and subtract from left to right
25 -2
23
2(10) is implied multiplication
Answer:
#8 : x=15−y
#9: 
#10: y=2A−x
#7: T=
Step-by-step explanation: