C-06-Q068mediumsingle_mcq(Ex 6.3 #1) The solution set of 5x+5>255x + 5 > 255x+5>25 is...a{x∈R:x>4}\{x \in \mathbb{R} : x > 4\}{x∈R:x>4}b{x∈R:x<4}\{x \in \mathbb{R} : x < 4\}{x∈R:x<4}c{x∈R:x≥4}\{x \in \mathbb{R} : x \ge 4\}{x∈R:x≥4}d{x∈R:x≤4}\{x \in \mathbb{R} : x \le 4\}{x∈R:x≤4}