A) Solve and check by substitution if your answer is correct. 1) 2x -9 = 11 2) 6(2 + a) = 3(8-a) 3) 4x-3=2x-1​

Question

A) Solve and check by substitution if your answer is correct.
1) 2x -9 = 11
2) 6(2 + a) = 3(8-a)
3) 4x-3=2x-1​

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Amelia 1 month 2021-08-12T12:31:05+00:00 1 Answer 0 views 0

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    2021-08-12T12:32:39+00:00

    Answer:

    1) x = 10

    2) a = 4/3

    3) x = 1

    Step-by-step explanation:

    1) 2(10) -9 = 11

    20-9 = 11

    2) 6(2+4/3) = 3(8-4/3)

    6(6+4)/3 = 3(24-4)/3

    20 = 20

    3) 4(1)-3 = 2(1)-1

    1=1

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