Question

X x 4 + X + 275 = 2085

Answer 1

5x=1810

x=362

Answer 2

Xx4+X+275=2085

(4+1)xX+275=2085

5xX=2085-275

5xX=1800

=>x=1800:5=340

Answer 3

X x 4+X+275=2085

=>X x 4+X=2085-275

=>X x 4+X=1810

=>X x4+ X=X x(4+1)=X x5=1810

=>X=1810:5

=>X=362