6. 5x 2 10 5 240 7. 4x 1 9 5 16 2 3x 8. 5(3x 2 20) 5 210 9. 3(2x 1 11) 5 9 10. 2(2x 2 5) 5 12 11. 44 2 2(3x 1 4) 5 218x 12. 4(5x 2 9) 5 22(x 1 7) 13. 2x 2 15 2 x 5 21 1 10x 14. 3(7x 2 9) 2 19x 5 215

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

Which function has an inverse function? a.f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²