Lisa is 12 centimeters taller than her friend ian. ian is 16 centimeters taller than jim. every month, their heights increase by 2 centimeters. in 8 months, the sum of ian's and jim's heights will be 170 centimeters more than lisa's height. how tall is ian now? let h be ian'a height today in centimeters.

(h+16)++16=+170

ian is _ centimeters tall now.

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

step-by-step explanation:

where is the questions

could

step-by-step explanation:

u send me a picture of ur work

costs the what? what is the cost of the pants?

step-by-step explanation:

if it is $10, then the price is 14.

take 40% of the cost, and then add the cost.

40% of 10 = 4

4+10 = 14.