algebra II

posted by .

this is called equations utilizng inverses

how would i solve this problem:

[ 15 18 ] = [ 6 -3]
[ 34 27 ] [ 7 -2] A

Similar Questions

1. math

how would you solve for y in this problem: x=(y^2+3y)^(1/3) would it equal: y= x^3/y - 3 ?
2. algebra 1

I'm stuck on this problem. Can you help? -4x-9y=1 -x + 2y =-4 WHat is x and y?
3. algebra

if you have the sign of > or < does this also mean = ?
4. math,algebra II

I need someone to explain to me step by step the process of this problem its in my book as an example but i am not understanding it. Ive researched the explanation of the ECHELON METHOD...BUt i am not seeingit...this is the problem …
5. Algebra

Translate each problem into a system of equations. DO NOT attempt to solve. JUST write the equation(s). Mountainside Fleece sold 40 neckwarmers. Solid color neckwarmers sold for \$9.90 each and print ones sold for \$12.75 each. In all, …
6. algebra 2

i need help with my algebra 2 homework, the section is called using matrices to represent data. here is one of the problems: -1/2A+(B-A) A=[7 3 -1 5] [-2 8 0 -4] and B= [6 0 11 -3] [-5 2 -8 9] i don't know how to do this problem and …
7. algebra

Need help with this problem 8x-5y=20 5y-8x=-20 Please help me with this problem Solve the system of equations by graphing.
8. College Algebra

Translate the problem into a pair of linear equations in two variables. Solve the equations using either elimination or substitution. State your answer for both variables. The perimeter of a rectangle is 72m. If the width were doubled …
9. Math Linear Algebra

Find the inverses of the matrices. Let A = 1 2 5 12 b1 = -1 3 b2 = 1 -5 b3 = 2 6 b4 = 3 5 Find A^-1, and use it to solve the four equations. Ax = b1, Ax = b2, Ax = b3, Ax = b4
10. Algebra

1. The length of a rectangle is twice its width. The perimeter of the rectangle is 24 inches. Write a system of equations in 2 variables. Use substitution to solve the problem. A. Equation 1: L = 2W L= 2(4) = 8 Equation 2: 2L + 2W …

More Similar Questions