You just need to plug the values: you have to multiply and
, and then divide the result by -3.
So, if , we have
Which means that
And the final answer is
Round 47.219 to the nearest tenth.
2 answers:
You might be interested in
Let's solve your equation step-by-step.
−7x=−2x2+15
Step 1: Subtract -2x^2+15 from both sides.
−7x−(−2x2+15)=−2x2+15−(−2x2+15)
2x2−7x−15=0
Step 2: Factor left side of equation.
(2x+3)(x−5)=0
Step 3: Set factors equal to 0.
2x+3=0 or x−5=0
x= or x=5
Answer:
x= or x=5
Hope this helps