Answer:
x = 11.5
Step-by-step explanation:
just base everything off tens and go from there
Answer:
4.2
Step-by-step explanation:
0.4+0.3=0.7
0.7x6=4.2
You set it equal to 0 then solve. you would move 4 over to the other side so you would have 1/5w=-4 then multiply -4 by the opposite of 1/5 which is 5. and you get
w= -20
(3+1)y=20
4y=20
both sides divided by four
y=5
