Answer:
lets refer to the # on the #line as spaces. -6 is 6 spaces left of 0. -2 is 2 spaces left of 0
1 - 2x < 11
-2x < 10
x < -5
Jack's mistake is that he was supposed to divide by -2 on both sides of the inequality, but he did not do that. By dividing by -2, he will get x < -5.
Answer:
Step-by-step explanation:
y = x² + 4x is an up-opening parabola with x-intercepts 0 and -4.
y ≥ 0 when x≤-4 or x≥0
range: (-∞,-4)∪[0,+∞)
Sixty miles over four gallons would reduce down to 15 miles over one gallon which would 15 miles per gallon.
Answer:
Find the area of the larger rectangle, then subtract the area of the two smaller rectangles in the corners. Separate the figure into two or three rectangles, and add the areas.
Step-by-step explanation:
this is the sample response