1 Teleritifica as propriedades da adiçow propriedades da adical em z pie
cada uma das seguintes igualdade:
aj [G+8+(-5)]+(+2) =)
ob) (-10)+(+3)= (+3)+(-10)=)
sel
de,
1
2
C) (-17)40 = 0+177) =) propriedade de elemento neutra de
2
d) (18)+(418) =(478)+(-18) =)
3
non ha​

the car was traveling 40 mph before it started skidding. ( 2 points ) 17. was the driver were her brakes working at 75% efficiency or better? ( 2 points ) yes 29.

step-by-step explanation:

- (2, -7)

- lines r and s and lines t and u must be parallel

1.) 21

2.) 0.453

3.) 1.5

4.) 48

5.) $ 22

step-by-step explanation: