Answer:1st one is 3 -6 7
8
Step-by-step explanation:
4(5x-20)= -20
20x-80= -20
+80 +80
____________
20x=60
_______
20
x=3
Answer:
2/5=0.4=40%
Step-by-step explanation:
because if you divide 2/5 you'll get 0.4. if you want to put that in a percent you'll multiply 0.4 and 100 and you should get 40%.
<em>HOPE THIS HELPS </em>
<em>yo girl trin.</em>
