The first part of the second line, she left the -5 there. The correct work and solution should be this:
5(2x-1)-3x=5x+9
<span><span>7x</span>−5</span>=<span><span>5x</span>+<span>9
</span></span>2x-5=9
2x=14
x=7
Answer:
Numeric expressions apply operations to numbers. For example, 2(3 + 8) is a numeric expression. Algebraic expressions include at least one variable and at least one operation (addition, subtraction, multiplication, division). For example, 2(x + 8y) is an algebraic expression.
Step-by-step explanation:
Answer:
The sharing cone holds about 9 times more popcorn than the skinny cone.
Step-by-step explanation:
Cone volume:
r is the radius and h is the inches.
Skinny-size cone:
Radius is r, height h. So
Sharing size:
Radius is now 3r. So
How many times more popcorn?
The sharing cone holds about 9 times more popcorn than the skinny cone.
Answer:
I have actually done this before, I got it right and I chose C!
hope this helps. love u guys!
