2x + 5x = -14
What is the answer

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)- 144x+360 what am i doing wrong?