1. 5y – 8 when y = 4 2. 4 +5z/3 when z = 6
3. 20 - 2 + 4 * 2
and can you please show your work is that i need to show my work so pleasee help me this is going to literaly save my life PLEAS

because that’s us why

25/6

step-by-step explanation:

you multiply 4 by the denominator (4*6=24) and add it to the numerator which makes it 25/6.

the solution, from the graphing of the two lines, is (3,2), i.e., x = 3, y = 2.

8p+(-9)

(-9)3p+5p and you can swith em around