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choli [55]
3 years ago
11

-3r+9=-4r+5 solve please help me

Mathematics
1 answer:
timofeeve [1]3 years ago
4 0

Answer:

r=-4

make r the subject and solve

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1/5x+y=2/5<br> 1/0x+1/3y=1/2
kkurt [141]
A) 
<span>|x + y = 5 </span>
<span>|2x - y = 7; </span>
<span>b) </span>
<span>|2x + y = 5 </span>
<span>|x - y = 2 </span>
<span>c) </span>
<span>|3x + y = 6 </span>
<span>|4x - 3y = -5 </span>
<span>d) </span>
<span>|1/(x - 1) = y - 3 </span>
<span>|x - y = -2 </span>
<span>e) </span>
<span>|(9x + 4y)/3 - (5x - 11)/2 = 13 - y </span>
<span>|13x - 7y = -8 </span>
<span>Answer: </span>c<span> and </span>e<span> has solution (1; 3)</span>
4 0
3 years ago
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What is 3/5 x (times/multiply by) 3/8?
Gennadij [26K]

Answer:

9/40

Step-by-step explanation:

3/5 * 3/8

Multiply the numerators

3*3 = 9

Multiply the denominators

5*8 = 40

9/40

The fraction does not simplify

5 0
2 years ago
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Graph the image of the figure after a dilation with a scale factor of 2 centered at (-7, - 2).
tigry1 [53]

Answer:

Sorry this is late!

Step-by-step explanation:

8 0
3 years ago
Please answer and thank you
Aleksandr [31]
5.945 is the answer, can i get brainliest
5 0
2 years ago
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a stack of congruent blocks, piled one on top of the other, is 4/5 foot high. Each block is 1/10 foot tall. How many blocks are
kvasek [131]
8 blocks because 2/10=1/5 so if they total 4/5 then 2/10+2/10+2/10+2/10=8/10=4/5
6 0
3 years ago
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