Question

Simplify: [ ( 5 z − 2 ) 2 + 40 z ] ÷ ( 5 z + 2 )

Answer 1

Answer:

= 9z - 6

Step-by-step explanation:

= (5z - 2 × 2 + 40 z) ÷ (5z + 2)

= (5z -4 + 40z )÷ 5z + 2

= 45z - 4 ÷ 5z + 2

= 45z -6 ÷ 5z

= 9z - 6

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