Is 0.018 a reasonable answer for 1.8×100

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

Find the solution of this system of equation -7x+y=-20 9x-3y=36

4. (10.03 mc) the equation of line cd is y = −2x − 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = −2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 − 2x − 3