math questions
math questions
I need to understand the rules of basic algebra. I understand the answer, I need to understand why it is the answer. x+23=2x+45 x-x+23=2x-x+45 ...
How do I evaluate the formula I=Prt if P=$5000, r=5.5% and t=2 years?
I never learned this is Algebra I and Its due by tomorrow, I dont understand Quadratic Equations what-so-ever,help.
Question on basic algebra 7e=f If e equals 3, f will equal ___
Solve z+7 = z+8 8 9
FOSSIL FUELS: FOSSEL FUELS ARE PRODUCED BY THE DECAY OF ORGANIC MATERIAL OVER MILLIONS YEARS. TO MAKE ONE GALLON OF GAS, IT TAKES ABOUT 98 TONS IF ORGANIC MATERIAL,ROUGHLY THE AMOUNT OF WHEAT THAT...
The length of certain rectangle is 3 more than twice the width. The area of this rectangle is 44 square centimeters. Find the dimensions.
Find a formula for the inverse. f(x)=7x+2/5x+9 f^-1(x)=__. help is greatly appreciated!
Seven more than a number is 15. 2) Five less than a number is 3. 3) Four times a number is 24. 4) A number decreased by 6 is 1. 5) A number divided by 5 is 7. 6)...
Let f={(-3,0),(1,-1) and g={(-3,-5),(2,-1),(-4,-3)}. Find f times g and its domain. What is the domain? help is greatly appreciated!
Let f={(-2,1),(0,-2)} and g={(-2,-4),(3,0),(5,6)}. Find f+g and its domain. What is the domain of f+g? help is greatly appreciated!
3z^2-5z-1=0 The solution set is ___. help is greatly appreciated!
find these polynomial products: A) 2x(3x^2-4x+5) B) (2x+3)(2x-3) C) (2x-3)(2x-3) D) (2x+3)(x-2)
evaluate these expressions, leaving the result in scientific notation. if appropriate, round the result to have one more decimal place than is shown in the numbers used in the expression: A) (3...
express these values using scientific notation: A) 0.000000000395 B) 24,490,000,000,000
simplify this expression: (2x^2 y^-3)^4 / (3x^-1 y^2)^2
simplify this expression: 2^-3 x^2 y^-4/2^2 x^-2 y^3
F9x) = 3-√x / 9-x that is continuous at a=9
Let g(x)=2x+5. Find x if g(x)=11. The value of x is __ if g(x)=11. (Type an integer or a fraction.)