Question

3(z+1)+4(z+0.3)=20z+0.95​

Answer 1

Answer:

z = 0.25

Step-by-step explanation:

3z+3+4z+1.2 = 20z+0.95

7z+4.2 = 20z+0.95

20z-7z = 4.2-0.95

13z = 3.25

z = 3.25/13

z = 0.25

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