I need help on these two questions

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Find the area of an equilateral triangle with a side of 6 inches