Question

2) resolva as equações a) 2x-5 = x b) x+8-3x = 2-7 x​

Answer 1

2) resolva as equações :

(A) 2x-5 = x

"2x-x= 5"

"x = 5"

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(B) x+8-3x = 2 - 7 x​

" -2x+8= 2-7x"

"7x-2x= 2 - 8"

"5x= - 6"

"x= - 6/5"