In a cicle congruent chords arefrom centre​

Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}