Solve the equations by substitution
y=3x-4
y=x+2

x = 3, y = 5.

Step-by-step explanation:

Substitute y = 3x - 4 in y = x + 2

3x - 4 = x + 2

2x = 6

x = 3

Plug this into the first equation:

y = 3(3) - 4

y = 5.

Check in the second equation:

5 = 3 + 2

5 = 5.

the mean and mad

step-by-step explanation:

use this formula:

p(a\b) = p(a and b)/p(b).

take it from here.