Answer:
x = 28
Step-by-step explanation:
The sum of the angles in a straight angle = 180°
Sum the angles and equate to 180
2x + 20 + 3x + 20 = 180
5x + 40 = 180 ( subtract 40 from both sides )
5x = 140 ( divide both sides by 5 )
x = 28
Answer:
41
Step-by-step explanation:
supplementary angle is 180
therfore to fin
d the answer =
180-139=41
Answer:
A
Step-by-step explanation:
He needs to collect at least 120 so if c is what he must still collect
64 +c must be greater than or equal to 120
She has a total of 170 cubes
170/10=17 trains
here is the answer its in the picture and it also has the solution in picture 2