Answer:
I think it is -5+root-7/2 & -5-root-7/2
Step-by-step explanation:
Answer:
The fraction equivalent to 2:5 are
4:10
6:15
8:20 etc.
Equivalent fractions have the same value in the reduced form.
-5x +2/9 +2x- 2/9 =7/9
collect like terms
-3x+0=7/9
cross-multiply
-27x=7
solve for x
x=-7/27
Answer:
3600 miles on 240 gal
Step-by-step explanation:
80 gal can go 1200
160 gal can go 2400
240 gal can go 3600
As multiplication is (repeated) addition a (power) is a product of repeated factors
