Answer:
y = 41
Step-by-step explanation:
y=4x+5 cuando x=9
y=4*9+5
y=36+5
y=41
x+2a-b=5x+5a-2*3a+2*b
x+2a-b=5x+5a-6a+2b
x+2a-b=5x-a+2b
5x-x=2a-b+a-2b
4x=3a-3b
4 x=3(a-b)
x=3/4(a-b)
-4
(4-2)³ = 8
so 8 - 3 x 4
is equal to -4
