15a + 6 What is the variable to this? Please do a simple answer

a is the variable

Step-by-step explanation:

The variable is a

Hope this helps!

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)

so the possibilities of the measurement of the side of the triangle are either it is longest side or not the longest side

when it is the longest side

s < 25 + 35s < 60

if it is not the longest side

35 < 25 + s10 < sso 10 < s < 60so the perimeter70 < p < 130