Simplify the expression $25 + 9k + 8 - 4k$ . Find the value of $4y - 7$ when $y = 6$ .

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Worked solution

1. Group the like terms together

$25 + 8 + 9k - 4k$

2. Simplify the expression by combining the like terms

$33 + 5k$

Answer

$5k + 33$

1. Substitute the given value of $y$ into the expression

$4(6) - 7$

2. Evaluate the numerical expression

$24 - 7 = 17$

Answer

$17$

AI analysis — may contain mistakes.

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