Answer:
choice 1) 2x + 40 = 180
Step-by-step explanation:
(x + 10) + (x + 30) = 180
2x+ 40 = 180
Answer:
x = −1
Step-by-step explanation:
Answer:
-4j-4k-4g
Step-by-step explanation:
Answer:
0.428571429
Step-by-step explanation:
Reduce the index of the artical and exponent with 2 and get 3x18a. Calculate the product and get 54a.