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Math

Question

Activity: find the value of the expression given thr value of the variables.

1. 6x + 3 =. ; x=2
2. 5(a+2) =. ; a=1
3. 4b - 5 =. ; b=3
4. 2a + 5x =. ; a=3 x=1
5. 2(a-2c) =. ; a=10 c=2
pa help po.​

1 Answer

  • Answer:

    1. 6(2) + 3

    12 + 3 =15

    2.5(1+2)

    5(3)

    =15

    3. 4(3) - 5

    12 - 5

    =7

    4. 2(3) + 5(1)

    6 + 5

    =11

    5.2[(10 - 2(2)]

    2(8 - 4)

    2(4)

    =8

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