77/3
explanation:
-reduce the fraction by 2
-calculate the product
Answer: 70-27x = 50-20x
Step-by-step explanation: First you do 7 x 10 which equals 70 then 7 x -3x equals -27x. Next you do 5 x 10 which is 50 next you do 5 x -4x equals -20x. So your answer is 70-27x = 50-20x
It's important to note that majority of stright lines in geomatry are going to be 180 degrees
It is 391 because 1+0=1, 9+0=9, and 1+2=3