Answer:
5(7 + 6s - 9t)
Step-by-step explanation:
35 + 30s – 45t =
= 5(7 + 6s - 9t)
10%
x * x = x^2
x * .7 = .7x
-6 * x = -6x
-6 * .7 = -4.2
x^2 + .7x - 6x -4.2
x^2 - 5.3 - 4.2
x = 6
