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9 votes
Write an equivalent expression in standard form for

(6z-3)(8z+9)-13(45-7z-z2)

User Skargor
by
7.9k points

1 Answer

4 votes

Answer:

The answer is


61z^2+121z-612

Explanation:

Step one:

given data

The expression is given as


(6z-3)(8z+9)-13(45-7z-z^2)

let us open the bracket


48z^2+54z-24z-27-585+91z+13z^2

collect like terms we have


48z^2+13z^2+54z-24z+91z-27-585


61z^2+121z-612

User David Hay
by
7.6k points

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