1. 3 1/4×0,25+1 1/2-2 2. 3,75-3/4×0,25:1/4 3. 1/4x +3xy-7,5x+2 1/4xy-5x
Matematika
agisnagisna13
Pertanyaan
1. 3 1/4×0,25+1 1/2-2
2. 3,75-3/4×0,25:1/4
3. 1/4x +3xy-7,5x+2 1/4xy-5x
2. 3,75-3/4×0,25:1/4
3. 1/4x +3xy-7,5x+2 1/4xy-5x
1 Jawaban
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1. Jawaban ulfayunita28
1. 3 1/4 x 25/100 + 1 1/2 - 2
3 1/4 x 1/4 + 1 1/2 - 2
3 1/4 x 1/4 + 1 1/2 - 2
3 1/8 + 1 2/4 - 2
25/8 + 12/8 - 16/8
21/8
2 5/8
2. 3,75 - 3/4 x 0,25 : 1/4
375/100 - 3/4 x 25/100 : 1/4
15/4 - 3/4 x 1/4 : 1/4
15/4 - 3/16 : 1/4
15/4 - 12/16
15/4 - 3/4
12/4
3
3. 1/4x + 3xy - 7,5x + 2 1/4xy - 5x
1/4x + 3xy - 75/10x + 2 1/4xy - 5x
1/4x + 3xy - 15/2x + 2 1/4xy - 5x
1/4x - 15/2x - 5x + 3xy + 2 1/4xy
1/4x - 30/4x - 20/4x + 12/4xy + 2 1/4xy
-49/4x + 2 13/4xy