Question

[{(84÷12)+3}×5]-20-[{(5×3)-5}×4]+25​

Answer 1

Answer:

(((84÷12)+3)×5)-20-(((5×3)-5×4)+25

(((7)+3)×5)-20-((15)-20)+25

(10×5)-20-((-5)+25

50-20-20

10

Answer 2

[{(84÷12)+3}×5]-20[{(5×3)-5}×4]+25

=[ {7+3} ×5]-20 [{15-5}×4] + 25

=[50-20] -20[40]+25

=30-80+25

= -25

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