3 years ago

14. Given: 5x + 4y = 24, x + 7y= 11; Prove: y= 1 Statements reasons

Mathematics

1 answer:

Semenov [28]3 years ago

4 0

Answer:

Step-by-step explanation:

We can use the process of elimination as

5x + 4y = 24

5(x + 7y = 11) —> 5x + 35y = 55

5x + 4y = 24

-(5x + 35y = 55)

—————————

-31y = -31

-31y/-31 = -31/-31

y=1

You might be interested in

A teacher is making identical packets using 92 crayons and 23 sheets of paper. What is the greatest number of packets she can ma

Natali [406]

92 crayons
23sheets of paper
92÷23=4
4 crayons per sheet
Answer is 23 packets

5 0

3 years ago

Read 2 more answers

Question Help The circumference of the hub cap of a tire is 73.54 centimeters. Find the area of this hub cap. Use 3.14 for it. U

Archy [21]

See attached picture

8 0

2 years ago

Number 3 I need some help

Nadusha1986 [10]

Answer:

15+10x>_75

Step-by-step explanation:

so last one

6 0

3 years ago

Which right triangle's unknown leg measure is 43 units? Assume the given length are in the same unit of measure.

blagie [28]

Answer: the fourth triangle

Step-by-step explanation:

I got it right :)

8 0

2 years ago

Read 2 more answers

Width of a rectangle with the length of x+6 and area x^3+2x^3-5x-66

In-s [12.5K]

Hello :
A= W×L
W =A/L
W = (<span>x^3+2x^3-5x-66) / (x+6).......
</span>Review your statement........

4 0

3 years ago