3 years ago

Five times a number is the same as 30 more than 8 times the number. Find the number.

Mathematics

1 answer:

allsm [11]3 years ago

5 0

5x = 8x+30

5x-8x+30 = 0

-3x=-30

x=-10

You might be interested in

Please can someone help my assignment

Diano4ka-milaya [45]

Answer:

Step-by-step explanation:

In ΔJOY and ΔLAF,

If ∠O ≅ ∠J

And $\frac{JO}{AL}=\frac{YO}{FA}$

Then ΔJOY ~ ΔLAF

By SAS property of similarity of two triangles.

(If two corresponding sides of the triangles are proportional and angles between these sides are equal)

3 0

3 years ago

Q1) If Q is directly proportional to P and Q = 28 when P = 4, (i) express Q in terms of P, (ii) find the value of Q when P = 5,

marysya [2.9K]

Answer:

Q1)i) Q= 7p

ii) Q= 35

iii) P= 6

Q2)x= 3

Q3) B=4

5 0

3 years ago

The square prism has the same measurements as a square pyramid. How many times larger is the prism than the pyramid ?

Leno4ka [110]

Volume of Rectangle = (Area of Base)(Height)
Volume of Square Pyramid = (1/3) (Area of Base)(Height)

The prism is 3 times larger than the pyramid
Answer: A

7 0

3 years ago

3x-2y=10 solving equations

Schach [20]

Answer:

Step-by-step explanation:

3x-2y= 100

3x= 10 +2y

x =(10+2y)/

8 0

1 year ago

N squared plus 11n plus 28

kotegsom [21]

If by factoring (n + 7) (n + 4)

6 0

3 years ago