You use the discriminant (b²-sqr(4ac))/2a and if sqr(4ac) inferior to 0 then use i = sqr(-1)
Answer:
<u>x=90</u>
Step-by-step explanation:
<em />
<em>Let's solve your equation step-by-step.</em>
x/9−5=5
<em>Step 1: Simplify both sides of the equation.</em>
x/9−5=5
1/9x+−5=5
1/9x−5=5
<em>Step 2: Add 5 to both sides.</em>
1/9x−5+5=5+5
1/9x=10
<em>Step 3: Multiply both sides by 9.</em>
9*(1/9x)=(9)*(10)
x=90
Answer:
<u>x=90</u>
Answer:
44
Step-by-step explanation:
Answer:
"1.03 yards per square foot"
Step-by-step explanation:
5.15 yd 1.03 yd
----------- becomes ------------- , or "1.03 yards per square foot." That's a unit
5 ft^2 ft^2 rate.