for simultaneous equations in variables x and y d x² = 49 Dy= -63, D= 7 then what is the value of x?

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?

Which law states that if a conditional is true and its hypothesis is true, then the conclusion is true? a. the law of syllogism c. the law of detachment b. the law of conditional d. the law of deductive reasoning