2.6 blocks per minute. Approximately 19 minutes
Answer:
x = 130/3
Step-by-step explanation:
Given
5x - 80 = 2x + 50
Transpose
5x - 2x = 50 + 80
3x = 130
x = 130/3
37 is prime, so it's only factors are 1 and 37
<span>51 has factors of 1,51 and 3,17 </span>
<span>45 has factors of 1,45 ; 3,15 and 5,9 </span>
Answer:
0.88 is the correct answer
Answer:
168
Step-by-step explanation:
- first we need to find the third angle of the triangle, and since 180 is the sum of all angles, 180 - 90 - 78 = 12
- 12 is the interior angle at point 1, the exterior angle is 180 - 12 = 168
(here we use 180 because its a straight line)
