4. Leah’s son just turned 2 years old and is 30 inches tall. Leah heard that the average boy will grow approximately 218 inches per year until they reach the age of 15. 3.20 A. Write an equation that represents how old Leah’s son will be when he is 48 inches tall. Let x represent the amount of years since age 2.

B. Solve the equation to determine the age of Leah’s son when he reaches 48 inches tall.

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density