Search 69,681 tutors

# how to find measures of a triangle whos second angle is 7 more than the first angle,the third angle is 23 more than three times the first angle

how to find measures of a triangle whos second angle is 7 more than the first angle,the third angle is 23 more than three times the first angle its a triangle

# Express in simplest form

3n/n^2-49 - 2/3n+21

how do i solve

# 4x^2-4y^2=======

4x^2-4y^2 cant solve this problem

# Type the ordered pair that is the solution to these equations.3x - 2y = 82x + 5y = -1

Type the ordered pair that is the solution to these equations.3x - 2y = 82x + 5y = -1

# Square roots?

I can't figure these out and any help would be appreciated!  Thank you! 1.   9(√6-2) 2.   (6√2+8√3)(√2+9√3) 3.   (√6+x)2 4.   (3√4-6)(3√2+6) 5.   (√x-3+5)2 6.   7y√20y+9√2...

# cannot understand these problems; find the domain of the function and express the answer in interval notation.

then explain in words or show work. a) f(x) = 4x2 - 7x +3 b) g(x) = 10  over x+7 c)  f(x) = √4x - 16 d) g(x) = 2x over x-3 e) f(x) = 3x -9

# solve the system of equation!

9x+10y=21 7x+11y=26

# Can you simplify this expression: -(9x-3)

Please simplify the following expression: -(9x-3) thank you very much. thank you very much. thank you very much. thank you very much. thank you very much. thank you very much. thank you very...

# Set up the equation?

John has two lists of consecutive numbers. The first two numbers of each list equal ten. If the third number in the second list times 2 plus 8 = the sum of the first list, what are the numbers in...

# 7-y=-2 is the answer 9 or 5

I dont know which 1 is right my brother says 9 but i say 5 but i just started learing this in class and i need help

HELP!!!

# The sum of two numbers is 84. The larger exceeds the smaller by 22. What are the numbers?

Word Problems (system of equations)

# Help with fractions that contain exponents, factoring and LCD?

I have three problems that I can't completely figure.  I appreciate any help and explanations!       17        -    6   x2-12x+35      x-7         x+7          +    x +5...

# Adding fractions by finding the LCD?

I can't seem to get past this problem...   2x   +     5      3x         x-8   For the answer I keep getting something like:  17x-13...

# factoring 5x^2 +11x + blank?

5x^2 + 11 x + blank?

# How would I work out the answer to this algebraic equation?

8x+6=4x+26  step by step how to would be nice

# (-3,-1) and (-1,1) find the other endpoint?

An endpoint and the midpoint of a line segment are respectively (-3,-1) and (-1,1).  Find the other endpoint.

first 12 3 45 last