The solutions of x and y?
2x+y=8...(1)
x-2y=-1...(2)
for (2), x=-1+2y...(3)
sub(3) into(1),
2(-1+2y) +y=8
-2+4y+y=8
5y=10
y=2
sub y=2 into(3)
x=-1+2(2) =3
therefore, x=3,y=2
Just multiply Base x Height and you'll get your answer
Answer:
1a
2c
3c
4a
5d
hope this helps
Step-by-step explanation:
Answer:
37 cm^2
Step-by-step explanation:
1. find the answer of the bigger rectangle
7cm*3cm=21cm^2
2. Find the smaller rectangle
15cm-7cm=8cm
8cm*2cm=16cm^2
3. add the two areas
21cm^2 + 16 cm^2 = 37cm^2
Answer:
27 FEET TALL
Step-by-step explanation:
If a 6 foot fence casts a 10 foot shadow then you need to find the ratio 6/10. (This is my method) Now you are trying to find the numerator for X/45.. you need to find what number equals .6 you can use Symbolab as a calculator I typed 6/10 = X/45 and I got 27.