Sketch a diagram showing AC and BD bisecting each other, but AC = BD

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Write the pair of fractions as a pair of fractions with a common denominator