T(a+b)=r solve for a i need due tomorrow

If square root x = -7, then x= -49 true or false

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?

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