I believe this is substitution

algebra2

2x+3y-2z=1

-x-y+2z=5

3x+2y-3z+=-6

Solve the equation A = bh for b. b = Ah b = A/h b = h/A b = h - A

What is the simplified Square root of 41?!?!

Factor the polynomial completely. x2 - x + 7 A) (x + 7) (x - 1) B) (x + 1) (x + 7) C) (x - 7) (x + 1) D) cannot be factored

Determine the quadrant in which the given angle terminates with negative numbers

The graph of a polynomial f (x) = (2x - 3) (x - 4) (x + 3) has x-intercepts at 3 x values. What are they?

The radius of a sphere is 7 in. What is the sphere's volume? Round to the nearest tenth, if necessary.

Express 14100000 in scientific notaion

Gabrielle's age is two times Mikhail's age. The sum of their ages is 27 . What is Mikhail's age?

Suppose a population of 40 crickets doubles in size every month is this situation exponential or linear?

You saved 850$ from your summer job last summer. You put it in a account that earns simple interest each month. After 9 Months your account is worth 1,003$. What percent interest did you earn each month?