Multiply All Of The Numbers Thats What I Think You Should Do!
Answer:
r = -20
Step-by-step explanation:
–7r= –8r−20
<em>Add 8r to both sides</em>
r = -20
Answer:
9
Step-by-step explanation:
3-sqrt(x)=0 should be rewritten as 3 = sqrt(x) or sqrt(x) = 3.
To obtain the value of x that satisfies this equation, square both sides:
x = 3^2, or x = 9.