Answer:
choice 4
Step-by-step explanation:
t = treadmill time
w = wt lift time
70 is total time
so t+w = 70
next t is 20 more than w
t = w+20
Answer:
B
Step-by-step explanation:
Anything inside the bracket affects x opposite of the sign.
Look at it as if you’re solving for x:
therefore x moves 6 units to the right.
Best Answer
999/7 is just over 142
100/7 is just over 14
so there are (142 - 14) = 128 numbers that are multiples of 7, hence there are 999-99-128 = 772 numbers that are not multiples of 7.
Answer:
Step-by-step explanation:
you change it to an improper fraction for example 20 2/6x6 3/6
you gotta multiply the 6 in the 20 2/6 by 20 then add the 2 so it would be 122/6 do the same for the other and then you have 39/6 then multiply 122/6x39/6
