Question

X+2(-3-4)+2(4+2)=7
Me ajudem ai

Answer 1

X+2(-3-4)+2(4+2)=7
X-6-8+8+4=7
X-6+4=7
X=7+6-4
X=7+2
X=9 

Answer 2

X+2.(-7)+2.(6)=7
X -14 +12 = 7
X= 14-12+7
X= 2+7
X=9