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3_21

x 28

x=

What does x equal

A flagpole casts a 15-foot Shadow at the same time a yard stick casts a 4.5 foot Shadow. what is the height of the flagpole?

The table shows weights for different US coins. Allen has one of each coin in his hand. Round each weight to the nearest whole gram. Then estimate the total weight of the coins in Allen's hands Penny:2.500 g Nickel: 5.000 g Dime 2.268 g Quarter: 5.

Solve the system using an augmented matrix. Show all work. {-x-3y=-17 2x-6y=-26

Choose the number sentence that shows the distributive property of multiplication over addition. 5 * (8 2) = (5 8) * (5 2) 5 * (8 2) = (5 * 8) 2 5 * (8 2) = (5 * 8) (5 * 2)

Which of these functions is a general quadratic function?

Ken read 30 pages of a book on monday and 1/8 of the book on tuesday, he completed the remaining 1/4od the book on wednesday. how many pages are there in the book?

What is the answer to (r-s) 3 r2 if r = - 3 and s = - 4

Mattie uses the discriminant to determine the number of zeros the quadratic equation 0 = 3x2 - 7x + 4 has. Which best describes the discriminant and the number of zeros? The equation has one zero because the discriminant is 1.

Three times the sum of x and seven is greater than it equal to the sum of two x and six

the sum of the digits of a two-digit number is 9. when the digits are reversed, the new number is 9 more than the original number. find the original number. check your answer.