Answer:
42x-27
Step-by-step explanation:
7(6x-4)+1 is your original expression. Distribute to get 42x - 28 + 1. Combine like terms and add 1 to -28, which is -27. So, 42x-27 is your answer.
Answer:
you should do 3 and a half lessons
Step-by-step explanation:
45 divided by 13 is 3.5
hope it helps :)
So if you plug -3 in for x it should become y=6•-3+8 and simplifies down to -18+8=-10 so y=-10
B - 500 meters
EXP:
d(20) = 25(20)
d(20)=500