Question

3+{(14-10)*(20-15)+30}÷25-4​

Answer 1

Answer: 1

Step-by-step explanation:

3+{(14-10)*(20-15)+30}÷25-4

3 + {4*5+30} ÷25-4

3 + {20+30} ÷25 - 4

3 + 50 ÷ 25 - 4

3 + 2 - 4

= 1

Answer 2

3+{(4)*(5)+30 }÷25-4
12*35÷25-4
12*35÷21
420 ÷21
20