All categories

3 years ago

If x satisfies the equation 7x-8=90, what is the value of 6x+7

Mathematics

1 answer:

Furkat [3]3 years ago

3 0

7x=98
x=98/7
x=14

6*14+7= 91

hope this helped

You might be interested in

How do you know if you are correct in math?

8_murik_8 [283]

You can check your work by using a calculator or using another method to find the same answer to the same question. You could also ask a friend

Pleaze mark brainliest!!

8 0

3 years ago

Please help brainliest if correct

german

Answer: H

Step-by-step explanation:

7% of 21 is 1.47

5 0

3 years ago

Read 2 more answers

Please help!!!!!!!!!!

lapo4ka [179]

Answer: 18.7

Step-by-step explanation:

Find the lengths of AB, BC, and CA

AB = $\sqrt{(4-(-1))^{2} + (-1-4)^{2} }$ = 5 $\sqrt{2}$ ≈ 7.1

BC = $\sqrt{(0-(-1))^{2} + (-3-4)^{2} }$ = 5 $\sqrt{2}$ ≈ 7.1

CA = $\sqrt{(0-4)^{2} + (-3-(-1))^{2} }$ = 2 $\sqrt{5}$ ≈ 4.5

7.1 + 7.1 + 4.5 = 18.7

6 0

2 years ago

Which is a prime number 14,13,21,33

Cloud [144]

13. Because it can't be divided by a whole number except 1 and itself. 14 can be Divided by 2. 21 and 33 can be divided by 3 making them composite or divisible by more than just 1 and itself :)

6 0

3 years ago

How many times greater is The total area of Russia than the total area of Finland? Finland total area is 3.4 x 10 to the 5th pow

Luden [163]

Answer:

The answer to your question is Russia is 50 times greater than Finland.

Step-by-step explanation:

Data

Finland area = 3.4 x 10⁵ km²

Russia area = 1.7 x 10⁷ km²

Proportion = ?

Process

1.- Just divide the Russia's area by the Finland's area.

Proportion = $\frac{Finland's area}{Russia's area}$

Proportion = $\frac{1.7 x 10^{7} }{3.4 x 10^{5} }$

Porportion = 50

6 0

3 years ago