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Natali [406]
3 years ago
12

2.8x-1.6y=3.2 -0.7x+1.9y=6.7

Mathematics
1 answer:
Vitek1552 [10]3 years ago
8 0
What are you trying to solve for? x and y? 
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For your birthday, you want to take a group of friends to an indoor trampoline
butalik [34]

Answer:

For Skyhigh : 40 friends

For Jump it up : 90 friends

Step-by-step explanation:

Given that :

Maximum spending = $250

SKY HIGH FEES :

Party set up fee = $50 ; Amount paid per person = $2

JUMP IT UP FEES :

Party set up fee = $70 ; Amount paid per person = $2

THEREFORE, the inequality statement to obtain the number of friends for eack trampoline center goes thus:

Party setup fee + Number of persons * fee per person ≤ maximum spending

SKY HIGH:

50 + 5x ≤ 250

5x ≤ 250 - 50

5x ≤ 200

x ≤ 200/5

x ≤ 40

Hence,

Skyhigh can accommodate 90 friends Given the conditions

JUMP IT UP:

70 + 2x ≤ 250

2x ≤ 250 - 70

2x ≤ 180

x ≤ 180/2

x ≤ 90

Jump it up can accommodate up to 90 friends Given the conditions.

4 0
3 years ago
Does the graph of the function y–x2=9 intersect with the following axes? If the answer is ‘yes’, determine the coordinates of th
ddd [48]

Answer:

no

Step-by-step explanation:

6 0
4 years ago
BESTIES HELP ME PLEASE ANSWER THIS CORRECLTY, PLEASE TELL ME WHICH ONE OF THESE IS A LINEAR EQUATION, AND WHICH ONE IS NOT. YOU'
love history [14]

Answer:

Step-by-step explanation:

Which of what? There is no ss.

7 0
3 years ago
Given the function f(x) = 4(x + 1)^2 – 3, indicate the shifts that will affect the location of the vertex, and explain what effe
solniwko [45]
He first two are relatively easy. f(x-2) shifts it sideways (2 to the right in this case) f(x) -2 shifts it straight down (by 2)
f(2x) means replace x with 2x in the original 4(2x + 1)^2 − 3 if you factor out the 2 from the square root you get 4*sqr(2) ( x + ½)^2 - 3 which is now in the form a ( x -h)^2 + k the vertex is now at (-½, -3) (it used to be at (-1,-3) the "a" has gotten bigger, which makes the parabola "skinnier" (it goes up faster)
2•f(x) becomes 2*( 4(x + 1)2 − 3 ) = 8 (x+1)^2 -6 where is the vertex now? is this parabola fatter or skinnier than the original f(x) ?
8 0
4 years ago
13- 0.7w + 8x when w = 12 and x = 1/2
cupoosta [38]
Simplify the expression and you get: 8.6
Hope this helps!
8 0
3 years ago
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