2 years ago

If x+y=10 and x-y=4 then x2=?

1 answer:

3 0

14. 7+3=10 and 7-3=4 so 7x2=14

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Tatiana [17]

Let's take the 2 numbers are a and b.
a + b =14

if a > b
a - 3b = -2

Subtract both numbers
4b = 16
b = 4

lesser number is 4.

3 0

2 years ago

Shkiper50 [21]

Answer:

x=14

Step-by-step explanation:

x+7=21

x=14

5 0

2 years ago

Elan Coil [88]

By definition, the number $\pi$ is the ratio between the circumference and the diameter:

$\pi=\dfrac{C}{d}$

This implies that

$C=\pi d$

And so your circumference is $8\pi$

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2 years ago

Bezzdna [24]

Answer: 2.7

Step-by-Step Explanation:

7 0

2 years ago

kolbaska11 [484]

Answer:

$38-

Step-by-step explanation:

15% = $57

57 ÷ 3 = 19%

15 ÷ 3 = 5

100 ÷ 5 = 20

19% × 20 = $380

6 0

2 years ago