x = 2
5(2 • 2 - 6) + 20
5(2x - 6 )+ 20 = 10
10x - 30 + 20 = 10
10x - 10 = 10
+10 +10
10 / 10x = 20 / 10
Step-by-step explanation:
AC=AB+BC-cos. AC=100+66-cos. AC=166-0.906. AC=√165.094. AC=12.8
Answer:
23 hours
Step-by-step explanation: 44*32 = 1408 1408/60 = 23.46= 23 hours
