Sagot :
1.3x5=5x3
2. 3x(2+5)=(3x2)+(2x5)
3. 10+12=15+7
4. 15+10+20=(3x15)
5. 4x(8+6)=4x13)+4
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Answer:
1.3×5=5×3
2.3×(2+5)=(3×2)+(3×5)
3.12+12=15+7
4.15+10+20=(3×15)
5.4×(8+6)=(4*14)+(4x)
Step-by-step explanation:
that my answer and thank you