Answer:
By factoring
Step-by-step explanation:
4x^2+25=20x then:
4x^2-20x+25=0
factoring:
(2x-5)(2x-5)=0
2x=5, x=2.5
Answer:
just do it like carry the 1
Step-by-step explanation:
Answer:
$1429.64
Step-by-step explanation:
1109.52 + 706.34 = 1815.86
1815.86 + 18.10 = 1833.96
1833.96 - 29.24 = 1804.72
1804.72 - 375.08 = 1429.64
Therefore by the end of the week, Alex's account balance will be $1429.64 by the end of the week.
Answer:
I tried looking it up, and i found 15 square units. sorry if its wrong :(
Step-by-step explanation:
Answer:
400 mL
Step-by-step explanation:
0.50x + 0.20(600-x) = 0.40*600
50x + 20*600 - 20x = 40*600
30x = 20*600
x = 20*20
x = 400 mL
