En una progresión aritmética sabemos que a2 es 1 y a5 es 7. Halla el término general y calcula la suma de los 15 primeros términos. Gracias

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12