Answer:
2.25
Step-by-step explanation:
substitute x = -2 into y = (2/3)^x
=> y = (2/3)^-2
=> y = 9/4 = 2.25
Answer:
no
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
-3y+4= -17
-3y= -21
y= 7
Answer:
B
Step-by-step explanation:
parentheses exponents multiplication division addition subtraction