Can someone help me please I’ll mark u as brainliest

Find the value of x. give reasons to justify your solutions! h ∈ ig

Find the domain and range of the following function f(x) = 51x - 21+ 4

Which of the following equations are equivalent to -2m - 5m - 8 = 3 + (-7) + m? -15m = -4m -7m - 8 = m - 4 -3m - 8 = 4 - m m - 4 = -7m - 8 -8 - 7m = -4 + m -8 - 3m = 4 - m