Answer:
g=22.5
Step-by-step explanation:
To solve, cross multiply
16/9=40/g
16*g=40*9
16g=360
Divide both sides by 16
16g/16=360/16
The 16s on the left will cancel, leaving us with
g=22.5
So, g=22.5, and the correct choice is the last one
Answer:
in picture
Step-by-step explanation:
https://www.mathpapa.com/algebra-calculator.html?q=-x%2B2y-4z%3D-1
Rachel sent 7 Greg sent 16 and Trey sent 48 ... 7+9=16
16x3=48
7+16=23
23+48=71
7+16+48=71