In the diagram of circle C, what is the measure of 21?

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4.7+x=3.1 Solve for x . x=

Multiply. Write your answer as a fraction in simplest form. 8 (3/26)

3) x-y = 3 | 7x-y=-3

A sweater was on sale at 40% off the regular price. Ella saved $20 by buying the sweater on sale. What was the regular price of the sweater? $40 $80 550 $60

Benito's family is thinking of relocating from Los Angeles to Oakland to save money. They set up a budget comparing the cost of living for both cities.

Water in a swimming pool is treated with two chemical mixed. In a ration of 5:4. The total volume of the chemicals is 48 litres. How much of each chemical is used?

A 0.01 probability that it will be 85 on Saturday

O custo mensal de um carro depende diretamente da kilometragem percorrida. Um motorista observou um gasto de R$380,00 para dirigir 480km em maio e um custo de R$460,00 para dirigir 800km no mês de junho.

There were 15 cars and 25 trucks in the parking garage. what is the ratio of cars to total vehicles

Solve the system of equations. y = 3x + 5 y = 8x + 3