Evaluate the expression
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b) -10 -5h for h = -6

Pls! does anybody know a shortcut for answering these types of questions in the future?

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250