I need help with part b and c pretty p please show your work so I can do this

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10

Find the value of x to the nearest tenth.