Algebraic Ages 1)
Amy is a years old.
Zack is 7 years older than Amy.
Using a, write an expression for Zack's age.

2)
Bill is b years old.
Vicky is 4 times Bill's age.
Write an expression for Vicky's age.

3)
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Cathy is c years old.
Trey is 12 years younger than Cathy.
Write an expression for Trey's age.

An angle that measures between 90 and 180° is called a(,

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt