Use x=3 to identify the value of each expression.

x3=?

4x=?

x4=?

awnsers

81

27

64

Is 100 t-shirts for $428.00 proportional to 3,000 t-shirts for $12,180.00?

If the sum of a number and nine is doubled, the result is four less than the number. Find the number

What is 3 + 11t - 9u when t = 9 and u = 11.

In an after school soccer club 143 students are divided into teams with the same nuber of players on each team. How many teams are thereand how many students are on each team

A taxi company charges the following rates shown in the table. Distance (mi) 6 15 22 Fare ($) 13.50 33.75 49.50 What would the company charge for a 10-mile ride? A $15.80 B. $18.10 C. $19.00 D. $22.50

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21/-21. What is 21 divided by negative 21?

Least to greatest 1/2,6/8,2/6

Enter the expression 2cos2 (θ) - 1, where θ is the lowercase Greek letter theta. 2cos2 (θ) - 1 2 c o s 2 (θ) - 1 = nothing

X+6+2x=15 what is the answer to that question