Answer:
5False
6 true
7 true
Step-by-step explanation:
5 Complementary angles add to 90 degrees not 180 degrees
6 40+50 = 90 so they are complementary
7 Supplementary angles add to 180
145+x = 180
Subtract 145 from each side
145-145 +x = 180-145
x = 35
the first step is multiplication
the second step is collect like terms
third step is division
Answer:
-10x + 1.5
Step-by-step explanation:
Answer:
2.7 litres of solution
Step-by-step explanation:
Answer:
large truck = 45miles small truck = 60miles
Step-by-step explanation:
180/4 and 180/3