Step-by-step explanation:
x^2+(x+9)^2=90
x^2+(x+9)^2-90=0
x^2+x^2+9^2+2*x*9-90=0
x^2+x^2+81+18x-90=0
2x^2+18x-9=0
Answer:
Make me Brainliest
=5*65-7
=325-7
=318
Answer: 2x+6+6x-1 = 8x+5
The mistake is that the equation on both sides is multiplied by 8. Both sides should be divided by 8.
Divide both sides of the equation by 8 Add the same value to both side Use
Answer: 14/9
multiple forms of simplfied answers.
Decimal: 1.5 (bar notation above 5)
Mixed Number: 1 5/9
Here ya go with work shows