Example Math Problem
z(x) = 5x − 2 h(x) = 2 − 3z(x) What is the value of h(1)?
z(x) = 5x − 2 h(x) = 2 − 3z(x) What is the value of h(1)?
−2x + 3y = −10.5 3x + y = 5 Find the values of x and y.
In a random sample of 350 cars of a certain model, 8 have a manufacturing defect. At this rate, how many of 5,000 cars of this model will have a defect?
A block in the shape of a right rectangular prism has dimensions 40 cm by 35 cm by 28 cm. The block has a density of 3.2 grams per cubic centimeter. What is the mass of the block in grams?
On Tuesday, Jax rode 13 miles on his bike in 30 minutes. What was his average speed on that ride, to the nearest tenth?
On Wednesday, Alan sent x text messages per hour for 6 hours, and Tyler sent y text messages per hour for 3 hours. Write an expression for the total number of messages sent by Alan and Tyler on Wednesday.
What is the sum of (6+2i) + (−9+11i) ?
h = 3m + 29.2 A doctor uses this model to estimate the height h of a boy, in inches, based on his age m, in years, between the ages of 2 and 6. According to the model, how many inches is a boy expected to grow each year?
If m/p = 3, then what is the value of 5p/m?
If y=px, where p is a constant, and y=32 when x=4, then what is the value of y when x=7?