First you have to do the problem in the perenteces, so 21 + 42 = 63. Now we have to do 63 x 3 which is 189. We have to do the second one now so 18 + 12 is 30, and now we times that by 4, so know it is 120. Lastly we add 189 + 120 which gives us an answer of 309.
It is 309.
Answer:
The answer is C
Step-by-step explanation:
the rise over run,
, Change in y over Change in x
the rise is -6 and the run is 1 (in other words 
)
Answer:
(3·x + 6) + (7·x + 4) = 180 --> x = 17
3·17 + 6 = 57
Answer D is correct.
Answer:7.50x6.74 =50,5500
Step-by-step explanation:
Answer:
Try to download the Gauth math app and snap ur equation problem and u can answer the equation problem
