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Blababa [14]
3 years ago
13

Solve 2r+3<7 and -r+9≤2​

Mathematics
1 answer:
Yuri [45]3 years ago
3 0

Answer:

r<2

r greater than or equal to 7

Step-by-step explanation:

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2. What is the product of 4 2/3 and 11 1/4?
Lerok [7]
4 \frac{3}{4} ~*~ 11\frac{1}{4} =  \frac{14}{3} ~*~ \frac{45}{4} =  \frac{630}{12}=52 \frac{6}{12}  =[52 \frac{1}{2} ]
3 0
3 years ago
What is the value of the expression below when y=6y=6? y^2 -5y-4 y 2 −5y−4
Elodia [21]

Answer:

2

Step-by-step explanation:

Given expression:

y^2 - 5y - 4

y = 6

Substitute y = 6 into the expression

y^2 - 5y - 4

6^2 - 5(6) - 4

(6*6) - (5*6) - 4

36 - 30 - 4

36 - 34

2

The value of the expression y^2 - 5y - 4 is 2 when y = 6

7 0
3 years ago
Machine A and machine B both make car parts.
Klio2033 [76]
504+640=1144 hope this helps!
5 0
2 years ago
Find the solution to the following equations below
zvonat [6]

Answer: A. infinite solutions

B. no solution

C. one solution

Step-by-step explanation:

A. firstly we distribute: -2x-6=-2x-6

since they are the same it is infinite solutions.

B. firstly we distribute: 4x-4=1/2x-4

                                   =2x=0

x=0

C. 3x-7=10+4x

x=17

8 0
3 years ago
What is .65% of 160? Show your work
vladimir2022 [97]
0.65/100 = x/160 Ok, until now?

You then find the cross product: (0.65)(160) = 100x

104 = 100x        104/100 = 1.04

So x = 1.04 and it is also 0.65% of 160


Hope this helps!
7 0
3 years ago
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