1) yellow=x green= -x.  blue=1. pink= +1. accordingly, which of the following is (2S +3P)+(3Y+2M) which of the following is its algebraic expression? a) (2x + 3) + (– 3x + 2) b) (– 2x + 3) + (3x – 2) c) (2x – 3) + (– 3x + 2) d) (2x – 3) + (3x + 2) 2) – 2x + 4y + 5x + 7 – y for the algebraic expression Which of the statements are true? a) I. It consists of 3 terms. b) The sum of the coefficients is 13. c) III. Its constant term is 7. 3) 2.(2a – 3b – 1) – (3a – 2b – 5). Which of the following is the result of the process? a) a – 4b + 3 b) a – 8b – 7 c) a – 4b + 4 d) 7a – 4b – 3 4) If 4x - 7 = 9, what is the value of x? a) 4 b) 7 c) 1 d) 2 5) Solve the equation: 3(x + 2) = 21 a) 5 b) 2 c) 7 d) 3

harezmi

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？