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MathematicsMathematics
17 November, 07:37

Identify the equations that have one solution, infinitely many solutions, or no solution.

A. 1/2y + 3.2y = 20

B. 15/2 + 2z = 1/4 = 4z + 29/4 - 2z

C. 3z + 2.5 = 3.2 + 3z

D. 1.1 + 3/4x + 2 = 3.1 = 3/4x

E. 4.5r = 3.2 + 4.5r

F. 2x + 4 = 3x + 1/2

+1
Answers (2)
  1. 17 November, 09:06
    0
    B has no solution because the first and third parts can't both be equal to 1/4

    C and D also have no solution

    E has no solution

    A and F both have one solution.
  2. 17 November, 10:52
    0
    A. 1 solution

    B. The z's end up crossing out so there is no solution

    C. Same thing as B, no solution

    D. no solution

    E. no solution

    F. one solution
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Home » Mathematics » Identify the equations that have one solution, infinitely many solutions, or no solution. A. 1/2y + 3.2y = 20 B. 15/2 + 2z = 1/4 = 4z + 29/4 - 2z C. 3z + 2.5 = 3.2 + 3z D. 1.1 + 3/4x + 2 = 3.1 = 3/4x E. 4.5r = 3.2 + 4.5r F. 2x + 4 = 3x + 1/2
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