K=4
add seven on both sides
2x-4y=7
add 4y on both sides
2x=7+4y
divide 2 on both sides
x=7+4y/2
plug that into original equation
2(7+4y/2)-4y-7=0
7 and 4y cancel out
2(2)=0
4=0
Answer:
7.4*10^-5, 7300000
Step-by-step explanation:
1 There are 4 zeros in 1
round up .0000742 to .000074
There are 5 places between 7 and the last zero, negative because it is a decimal.
2 7.3*10^6= 73 is first, 6 places after 7 so 5 zeros (6 is in a place)
Answer:
12.5
10
Step-by-step explanation:
10(1/2+3/4)
5+7.5
12.5
10(1/2)+(8(3/4)-1)
5+(6-1)
5+5
10
Answer:
n<u>></u>2 2/3
Draw a filled dot at a little more than 2 1/2 and continue the line to the right.
Step-by-step explanation:
Subtract 1/3 from both sides to get
2 2/3
Flip the inequality
n<u>></u> 2 2/3
I hope this helps!
4.12 rounded to the nearest tenth is 4.1