Answer:
The first one is true. 5b+15=14
Step-by-step explanation:
(b+3)/7= 2/5
After cross-multiplication:
5(b+3)=2*7
5b+15=14
Answer:
n = - 12
Step-by-step explanation:
n + 6 = 2n/4
4 (n+6) = 2n
4n + 24 = 2n
4n - 2n = - 24
2n = -24
n = - 24/2
n = - 12
Answer:
2.02 i think
Step-by-step explanation:
Answer: 20 ft.
Step-by-step explanation:
Simply multiply 5 x 4.