3 years ago

3-4z = -5+8z Can someone help?

Mathematics

2 answers:

noname [10]3 years ago

3 0

3-4z=-5+8z

Add 5 to both sides

8-4z=8z

Add 4z to both sides

8=12z

Divide both sides by 12

z=12/8

Simplify

z=3/2

sammy [17]3 years ago

3 0

3+5-4z=8z -> 3+5=8z+4z -> 8=12z -> z=8/12 Simplify. z=2/3

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