Math
the solution set for all real numbers x such that 2x + 3 < 19 and 2x − 3 ≤ -7 is( , }

note: if needed, type “-infinity” for -∞ and “infinity” for ∞.

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.