Answer:
1. 18
2. 10
3. 11
4. 38
5. 115
Step-by-step explanation:
1 2+(7×3)-5
2+21-5
23-5
18
2 3×4÷(7-5)-12+4
3×4÷2-12+4
12÷2-12+4
6-12+4
6-16
10
3 2+(4×3)-6÷2
2+12-6÷2
2+12-3
14-3
11
4 42-4×3²+2(5-2)³
42-4×3²+2(3)³
42-4×9+2×27
42-36+54
42-90
38
5 (10⁴+1500)÷100
(10000+1500)÷100
11500÷100
115
hope it helps
but i don't know if its correct
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Answers & Comments
Answer:
1. 18
2. 10
3. 11
4. 38
5. 115
Step-by-step explanation:
1 2+(7×3)-5
2+21-5
23-5
18
2 3×4÷(7-5)-12+4
3×4÷2-12+4
12÷2-12+4
6-12+4
6-16
10
3 2+(4×3)-6÷2
2+12-6÷2
2+12-3
14-3
11
4 42-4×3²+2(5-2)³
42-4×3²+2(3)³
42-4×9+2×27
42-36+54
42-90
38
5 (10⁴+1500)÷100
(10000+1500)÷100
11500÷100
115
hope it helps
but i don't know if its correct