Rechnen mit Klammern Beachte die Rechenregeln
a) 2 - (80 - 20) =
2 - 80 + 20 =
b) 4 (70+30)
4.70 + 30 -
c) 6 (50 - 40)
6 50 - 40 -
d) (90-30) 3 =
90 - 30 - 3
e) 7 (40-20)
740 - 20 -
1) (80 - 10)
80 - 107
g) (40+60)-8
40 + 60 - 8
h) 250+ 50 5
(250+50) 5 -
D) 360 - 606
(360-60) 6
310
OD
SO
1800​

just find the gcf and solve the gcf's until you get each answer i have a really good feeling somethings missing xd (like the dimensions of the fence) *cough *cough *hint *hint

step-by-step explanation:

4a. is 3 miles every hour

4b. is 1/3 of an hour per mile

step-by-step explanation:

1 + (6 / x - 1)

step-by-step explanation:

divide using polynomial division.

no

explanation:

you can be freinds, and people but not follow people.