Answer:
x
3x
3x-5
2(3x-5)
so
2(3x-5)=26
3x-5=13
3x=18
x=6
he thought of 6
9 calories
Step-by-step explanation:
w
plug in 3 , 5 and 17 for n
8 + 3(3 -1) = 8 + 6 = 14
8 + 3(5-1) = 8 + 12 = 20
8 + 3(17-1) = 8 + 48 = 56