HELP!! HURRY PLS ASAP I NEED IT

How many solutions does the equation 5x + 10 = 5x − 8 have?

Zero
One
Two
Infinitely many

Which parent function is an example of a piecewise function? answers: linear parent function quadratic parent function an exponential parent function absolute value parent function pls i’m sorry if this doesn’t make sense

Identify the polynomial. a2b - cd3 a.monomial b.binomial c.trinomial d.four-term polynomial e.five-term polynomial

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)