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Sagot :

Answer:

z as a fraction= 8 [tex]\frac{3}{4}[/tex]

z as a decimal: 8.75

Step-by-step explanation:

Answer: See below

Step-by-step explanation:

a) 0.24(3)-z=-8

z=8.75

b)  Subsitute equation 2, into equation 1

29y+5(4y+1)-2

y=-1/7

x=4(-1/7)+1

x=3/7

(x, y) = (3/7, -1/7)