Question

X-42= -15+27÷3^2

Answer 1

x-42= -15+27÷3^2

x-42= -15+27÷9

x-42= -15+3

x-42= -12

x= -12+42

x= 42-12

x= 30

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Answer 2

X - 42 = - 15 + 27 : 3²

X - 42 = - 15 + 27 : 9

X - 42 = - 15 + 3

X - 42 = - 12

X = ( - 12 ) + 42

X = 30

Answer 3

X -42=-15+27:3²

=> x -42= -15 +27 :9

=> x-42 = -15 +3

=> x-42= -12

=>x= 42+-12

=> x=30