7x+2y=-17
steps:
x=2x + 5x
y=3y - y
sum=-5 -12
20 out of 100 read 5 or more.
20/100 = 0.2
Now multiply the total students by 0..2:
275 x 0.2 = 55
55 people read 5 or more books.
Answer:
x²+y²=13
Step-by-step explanation:
any circle with center at (0,0)
is of the form
x²+y²=r²
find out r²
r² = (2²+3²)=13
so the answer
Answer:
57.6 (58 rounded) donuts are expected to be made after 6 am.