The sum of two numbers is 15. The difference of the first number and three will equal the second number. Write and solve the system of equations using the substitution method.

How do you average percentages?

788 students at elementary school each child is giving one color T-shirt The teachers are red green yellow and blue there is an equal number of each color T-shirt how many students received a red T-shirt

What's the part of speech of mince

Scarlet has a box with 16 black pens and 8 red pens. The probability that a pen randomly picked from the box is a red pen is___ Scarlet uses a six-sided die to find the probability that each color of pen is picked.

What is the area of the triangle if the base is 5 centimeters and the height is 6 centimeters? A. 15 cm2 B. 12 feet C. 4 m3 D. 16 inches

Which of the graph of f (x) = x-1/x^2-x-6

Y is equal to one less than the square of x

Ken is thinking of a number. nine more than the product of 4 and the number r is 73. find Ken's number

Consider the functions f (x) = 2x + 1 and g (x) = x2 - 10. What is the value of f[g (3) ]? 39 -3 -7 -1

Last years average ticket price was £22 this year the average ticket price has increased by 5% what is the average price now