### Algebra 1

2. Subtract the matrices: [-1 7] [-6 -9] [11 6] [-3 4] 3. Find the product: (-6) (-1) (7) (-11) 4. What is the correct way to read "-x" aloud? 5. Solve for b: D=abc 6. Solve for r: 20q+2r=4 7. 5-4(x-5) =9 9. Solve: 4(x-5) =4x-20 Solve for p: 5.5pr=3x-7pr=11q2+10pr In 19