Let x represent the worth of the professional basketball player's autograph a year ago. Since his autograph's worth increased by 40% now, $364 is 1.40x.

364 = 1.40x

Solving for x gives x = 260.

Thus, the autograph of the basketball player was worth only $260 last year.

4 0

3 years ago

Which expression are equivalent? Check all that apply. 3^9 3^4 -9^2 9^9 81^1

umka21 [38]

Answer:

3^4 and 81^1

Step-by-step explanation:

3^9 = 19683

3^4 = 81

-9^2 = -81

9^9 = 387420489

81^1 = 81

6 0

3 years ago

Read 2 more answers

What is 9*10^97 helppppppppppppppppppppppppppp

Amanda [17]

Answer:

9e+97

Step-by-step explanation:

3 0

3 years ago

Fred makes $8 an hour at work. He also gets a $20 bonus at the end of the each week. The equation below represents the amount of

goldfiish [28.3K]

Answer:

D. 28 hours

Step-by-step explanation:

8x+20=244

8x=224

x=28

7 0

3 years ago