A × b = c
a + b = c - d
c - ?
Help me pls!

Nine more than four times a number is the same as one less than twice the number. find the number?

Which rule describes the composition of transformations that maps ajkl to aj"k"l"? ro. 900 o to, -2(x, y) to, -20 ro, 900(x, y) ro, 9000 t-2. o(x,y) t-2, 00 ro, 900(x, y)

Someone which statements are true? check all that apply.