I would but I don’t know how to explain it all!
Answer:
80 males
Step-by-step explanation:
180 / 9 = 20
20 x 4 = 80
Answer:
+ 5.90
Because -5.90 in rational value is positive 5.90
Answer:
See below
Step-by-step explanation:
5x + y = 9 re-arrange to y = 9-5x
use this value of 'y' in the second equation:
10x - 7(9-5x) = - 18
solve for x = 1
sub in this value of 'x' into one of the equations to compute 'y'
5 (1) + y = 9
y = 4
