d is true
Step-by-step explanation:
Answer:
x≤−13
Step-by-step explanation:
isolate the variable by dividing each side by factors that don't contain the variable
Answer:
just remove the parentheses and add the numbers
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
recall that any radical expression
has real solutions only if A is not negative. (otherwise you will have imaginary solutions)
hence in this case we have
,
for real solutions, 8x must be ≥ 0,
since 8 is a positive number, x must be ≥ 0 (answer)