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8 May, 20:04

FAST Which equation is NOT an identity?

a) 0+7=7

b) 1∙9=9

c) x+3=3+x

d) x+1=x

21. Which equation has no solution?

a. 7y + 9 = - 7y - 9

b. 5x + 2 = 5x - 3

c. 4v - 3 = 4v + 6 - v

d. 2z + 1 = 3z - z + 1

22. Solve the following equation

3x + 4 = 5x - 10

23. Solve the following equation

2 (2x + 1) = 4x - 5

24. Solve the following equation

-2x - 2 = 2 (3x - 1) - 4 (-6 + 5x)

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Answers (1)
  1. 8 May, 20:05
    0
    The first answer to your first question is option D, write down your equations in a notebook and start writing stuff down so you can learn well. Your doing great
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