Solving systems of equqtions by substitution, 4=x+5 3x+4=-11

4=x+5 3x+4=-11

Introduction to Algebra, I need help with my Discussion 1 for week 5 please...

I need help with my Discussion 1 for week 5 please. w^2 + 30w + 81 and ac + xc + aw^2 + xw^2 and last one is x^4 - x^3

Geometry, how do you do proofs?

how do you do proofs?

Financial project, five years ago,you bought a house for $151,000, with a d...

five years ago,you bought a house for $151,000, with a down payment of $30,000, which meant you took out a loan for $121,000. Your interest rate was 5.75% fixed. You would like t

Domain and range, Consider the function y = 2x. the domain is restricted to...

Consider the function y = 2x. the domain is restricted to 0 = x = 4, what is the range of this function

Functions, How do you do it?

How do you do it?

Find the sum, (3x+2y+2z) + (3x+5y+3z)

(3x+2y+2z) + (3x+5y+3z)

Quadratic equations,

Fx, How do i do an fx problem?

How do i do an fx problem?

Quadratic function, Which shows the quadratic function f(x) = 2(x - 4)2 - ...

Which shows the quadratic function f(x) = 2(x - 4)2 - 7 in standard form?