Which equation is represented by the graph below?

a. y=-2+2
b. y=-1/2x+2
c. y= 1/2x+2
d. y= 2x+4

Use addition and subtraction to simplify the following polynomials. a. add polynomials: (3 – 4x + 8x^2) + (–6 + 2x – 5x^2) step 1: rewrite the polynomials without the parentheses. step 2: write the polynomial in descending order and use parentheses around like terms. step 3: add the like terms identified in step 2 to simplify the polynomial. b. subtract polynomials: (3x – 5 – 7x^2) – (–2 + 6x^2 – 5x) step 1: rewrite the polynomials without the parentheses. remember to multiply each term in the second parentheses by –1. show your work. step 2: write the polynomial in descending order and use parentheses around like terms. step 3: add the like terms identified in step 2 to simplify the polynomial.

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?