Which expression is equivalent to 8+18a-2+6a?

8 (1+2a) - (2+6a)

24a + 10

24a+6

30a

In exponential growth and decay problems, what is the independent variable? The independent variable is almost always: a. f = function b. e = exponent c. t = time d. A = amount in the model

If the typos are randomly distributed over the 10 pages, find the probability of having a single typo on each page

What does 5+9999 equal?

a house is valued £210 000, correct to 2 significant figures, what is the lowest possible value of the house and the highest possible value of the house?

If I have 50 pencils that cost $10 how much is each pencil and what's the formula

Find the slope and y-intercept of the line. y = 7/4x - 10 A) 7/4; - 10 B) 4/7; 10 C) 10; 7/4 D) - 10; 7/4

2. One day in a sporting goods store, 34 people came in and made a purchase and 14 people came in but didn't buy anything.

Write each fraction as a unit fraction 12/84 13/143 23/138

What adds to get 5 but multiplies to get 1

Jack brought two umbrellas and three hats and spend between $30 and $50 each umbrella cost the same amount the price of a hat is $4 what is the least amount Jack could have spend on an umbrella what is the most Jack could have spent on an umbrella