Ma ajuta si pe mine cineva va rog?

a-5+6=12

Which geometric series converges? StartFraction 1 Over 81 EndFraction + StartFraction 1 Over 27 EndFraction + one-ninth + one-third + ellipsis 1 + one-half + one-fourth + one-eighth + ellipsis Sigma-Summation Underscript n =

The area of a rectangular garden is 6375 ft squared. if the width of the garden is 75 feet, what is its length?

Solve 58 - 10x s 20 + 9x.

There are 25 students in a class. Sixteen of those students are boys. What percent of the class are girls? The percent of girls in the class is %

Tia cut a 4 meters and 8 centimeters wire in to 10 equal pieces. Marta cut a 540 centimeters wire into 9 equal pieces. How much longer is Marta's wires than one of Tia's

Which polynomial is prime? 7x2 - 35x + 2x - 10 9x3 + 11x2 + 3x - 33 10x3 - 15x2 + 8x - 12 12x4 + 42x2 + 4x2 + 14

You are ordering T-shirts with your school's mascot printed on them. Each T-shirt costs $4.75. The printer chargers a setup fee of $30 and $2.40 to print each shirt. Write two expressions to represent the total cost of printing n T-shirts.

What area formula does a trapezoid have?

Sally picks seashells by the seashore. She lost 17 of them on her way home. She planned to fill 5 jars with the same amount of seashells in each. How many seashells did Sally pick? You do not have enough information to solve this problem.

A fence is being built around a rectangular garden that is 8 1 / 2 feet by 6 1 / 3 feet. Fencing comes in panels. Each panel is 2 / 3 of a foot wide. How many panels are needed?