Twice x = 2x so the entire statement is
2x = 5
-4(7a+5)= —160
distribute the -4 on the left hand side
-4* 7a + -4*5 = -160
-28a +-20 = 160
-28a -20 = -160
add 20 to each side
-28a-20+20 = -160 +20
-28a = -140
divide by -28 on each side
-28a/-28 = -140/-28
a = 5
Answer: a=5
1. 43,300
2. 568,000
3. 910,000
4. <span>91,00,000,000
</span>
Answer:
1hr : 10min
Step-by-step explanation:
2 hrs = 120 min
1 hr : 60 min
so
1hr : 10min
