27.5k views
1 vote
Solve the equation x^2-18x+21=-3x to the nearest tenth

User Jhvaras
by
8.3k points

2 Answers

13 votes

Answer:

x=13.4 or x=1.6

Explanation:

use the quadratic formula x= -b±√(b²-4ac) all divided by 2

Where a = 1 b= -15 c=21

User RJFalconer
by
7.8k points
6 votes

Answer:

x=1.6 and x=13.4

Explanation:

First we must bring -3x over to the left side by addin git the both sides

User Andy Macleod
by
7.5k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.