1)( 15+cj)^3 for j = 5 and c = , ( 15+6*5)^3 = (45)^3 = 91125
46 = 5k - 59
46 + 59 = 5k
105 = 5k
105/5 = k
21 = k
k is 21
To isolate a variable you have to “do something to both sides”. i dont know your equation. but you either have to add, subtract, multiply or divide
Okay well, just by looking at the graph. It’s a negative slope and the only answer, that has a negative is the 3 one.