The slope-intercept form: y= mx + b
9x - 7y = -7 |subtract 9x from both sides
-7y = -9x - 7 |divide both sides by (-7)
y = 9/7x + 1
Answer: 30 pairs of shorts
21x+420=35x
subtract 21x from both sides of the equation.
420=14x
get rid of the x by division
420/14
you get 30 =x
Answer:
See below
Step-by-step explanation:
x(x-2y)-(y-x)2
Final result :
-y2
Step by step solution :
Step 1 :
Equation at the end of step 1 :
x • (x - 2y) - (y - x)2
Step 2 :
2.1 Evaluate : (y-x)2 = y2-2xy+x2
Final result :
-y2
Answer:
$400
Step-by-step explanation:
The local sport authority sold 50% of the merchandise
Amount of 50% sold is $200
Total amount of Yankee merchandise will be=
50% = 0.5
$200÷0.5=$400
Answer: 349
Step-by-step explanation:
Using the arithmetic sequence, it would add up to be 349
