Question: Simplify each expression. (a) x4x5 ( b ) ( - x 4 ) 5 (c) t 5+8 Need Help? Read It Watch It Submit Answer

Simplify each expression. (a) x4x5 ( b ) ( - x 4 ) 5 (c) t 5+8 Need Help? Read It Watch It Submit Answer 18. [-/1 Points] DETAILS SCOLALG7 0.3.024. Simplify each expression. (a) z422 232-1 ( b ) ( 2242 3) 2 (c) (-322) 3(424) Need Help? Read It Submit AnswerA pizzeria charges $11 for a medium plain cheese pizza plus $1.25 for each extra topping. (a) Find a formula that models the cost C of a medium pizza with x toppings. C = (b) Use your model from part (a) to find the cost of a medium pizza with the following extra toppings: anchovies, ham, sausage, and pineapple. $ Need Help? Read It Submit Answer 15. [-/1 Points] DETAILS SCOLALG7 0.2.028. Use properties of real numbers to write the expression without parentheses. (3a)(b + c - 5d) 3ab + 3ac - 15ad 3ab + 3ac - 8ad 3ab + 3ac + 8ad 3ab + 3ac + 15ad O abcd Need Help? Read ItUse properties of real numbers to write the expression without parentheses. (3a)(b + c - 5d) 3ab + 3ac - 15ad 3ab + 3ac - 8ad 3ab + 3ac + 8ad 3ab + 3ac + 15ad O abcd Need Help? Read It Submit Answer 16. [-/1 Points] DETAILS SCOLALG7 0.3.013. Evaluate each expression. (a) ( 2-1 ( b ) 5-2 30 ( c) -3 Need Help? Read It Watch It Submit AnswerEvaluate each expression. 161/ 4 (b) -1251/3 (c) 16 1/2 Need Help? Read It Watch It Submit Answer 20. [-/1 Points] DETAILS SCOLALG7 0.4.077. Simplify the expression and express the answer using a rational exponent. Assume that x denotes a positive number. Vx9 Need Help? Read It Watch It Submit AnswerSolve the given linear equation. -9x - 9 = 5X - 9 X= Need Help? Read It Submit

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