Составные уравнения. 3-4 класс.

Реши уравнения

2 х ( 36 - 52 : Х ) = 20

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( 40 х Х - 40 ) : 4 = 30

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Реши уравнения

420 + (4 х Х + 360) = 940

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350 + (600 - 5 х Х) = 450

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Реши уравнения

(4 + Х х 9) - 36 = 40

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660 - (8 х Х + 20) = 480

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Реши уравнения

450 - Х = 720 : 8 + 60

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Х х 7 = ( 618 + 2 ) + 10

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Реши уравнения

650 : Х = 81 : 9 + 1

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Х : 7 = 58 х 9 + 28

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Реши уравнения

( 40 х Х + 140) х 5 = 2500

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5 х ( 69 - 120 : Х) = 45

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Реши уравнения

(95 - 45 : Х) х 9 = 810

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6 х (20 : Х - 15) = 30

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Реши уравнения

62 : Х + 38 = 40

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73 + (50 : Х + 2) = 100

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Реши уравнения

(100 - Х : 4 ) - 30 = 54

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400 - (5 х Х + 125) = 205

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Реши уравнения

(4 х Х + 2) х 6 = 180

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9 х (4 х Х + 10) =810

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Реши уравнения

(Х : 20 + 40) - 70 = 30

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64 + ( Х : 4 + 6) = 100

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Реши уравнения

(64 : Х + 138) - 50 = 90

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925 - (80 : Х - 15) = 900

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Реши уравнения

900 - (4 х Х - 60) = 360

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( 42 : Х - 7 ) х 30 = 420

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Реши уравнения

(6 х Х + 12 ) : 6 = 50

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350 : (20 х Х - 15) = 70

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Реши уравнения

(4 х Х + 20) + 720 = 900

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(Х х 5 + 25 ) - 415 = 60

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Реши уравнения

( 60 : Х + 5 ) + 25 = 50

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800 + ( 420 : Х - 10 ) = 1000

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Реши уравнения

(54 : Х + 30 ) х 2 = 72

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8 х ( 36 + 4 х Х ) = 480

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Реши уравнения

( 400 : Х + 5 ) - 5 = 200

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1000 - ( 4500 : Х + 80 ) = 420

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