Question

R+[3-4(25÷5+3)+1]=-25​

Answer 1

Here is your ans
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Answer 2

Answer:

R+[3-4(25÷5+3)+1] = - 25

R+[3-4(5+3)+1 ] = -25

R+[3-4*8+1]= -25

R+[3-32+1] = -25

R+[-29+1] = -25

R -28 = -25

R= -25+28

R=3