Find allgebraiclly the equation of the axis of symmetry and the vertex of the parabola represented by the equation y=-x2-2x+1

Nicole had 38 beads. She lost some of them. This can be modeled bye the expression 38-x. What does x represent?

Which expressions are equivalent to (10 x 18) + (10 x s)

Juana can use the expression 64 divided by 4 to determine A. 4% of 64. B. 10% of 64. C. 25% of 64. D. 50% of 64.

Shona is buying a rug for her room. Store A has the rug for $45 with a 10% discount. Store B has the same rug for $46 and is offering a $10 off coupon. The sales tax is 6% on either purchase.

What is the y-intercept of y = 1 + 6x? Choose 1 answer: A) (0,1) B) (1,0) C) (6,0) D) 0,6)

Oe's Ice Cream Shop has 7/8 of a gallon of vanilla ice cream left. They use 1/12 of a gallon of ice cream to make one milkshake. How many vanilla milkshakes will they be able to make

Solve by elimination 8x+9y=-55 -8x+y=65

Fern is doing her holiday shopping. she wants to buy a game for her little sister. The game is regularly priced at $32, but it is on sale for $20.80. what is the percentage of the discount for the game?

At SMS, 25% of the teachers teach math. If there are 50 math teachers, how many teachers are there all together at SMS?

Which of these figures must be a rectangle? O A. A parallelogram with at least one right angle B. A parallelogram with four congruent sides C. A trapezoid with at least one right angle D. A trapezoid with two congruent sides SUF