Question

312 base4+52 base x=96.find x. please I need the answer immediately

Answer 1

(312)₄ + (52)x = 96

(312)₄ = 2.4⁰ + 1.4¹ + 3.4² = 2 + 4 + 48 = 54

(52)x = 2.x⁰ + 5.x¹ = 2 + 5x

54+2+5x=96
56+5x=96
5x=96-56
5x=40
x=8