3 years ago

What is the mathematical expression for the sum of 2 times 2 and 5 times 6

Mathematics

1 answer:

expeople1 [14]3 years ago

7 0

2x2=4, 5x6=30
Not sure if they’re one expression, of so it’s (2x2)+(5x6)=34

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Jane spent 2/5 of her money on games. She had $120 remaining. What was the cost of the games Jane bought?

Ostrovityanka [42]

Answer:

i think it would be $80 (brainliest??)

Step-by-step explanation:

jane had a total of $200 BEFORE she spent on 2 games

1. $40

2. $40

3. $40

4. $40

5.$40

2 games = $80

3 games = $120 (money she had left)

5 0

3 years ago

Solve the following inequality.<br><br> IMAGE ATTACHED

kotykmax [81]

The answer is D.

First, separate the compound equality into 2
1st -3 (x-4) greater than/ equal to 21
2nd -3( x-4) < 30

Second, solve the inequality for x
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Third, find the intersection
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I hope this helped, and if you don’t mind, giving me brainiest!

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4 years ago

Translate the equation into a verbal sentence.<br> 4x=8x-y

LiRa [457]

Answer:

Four times a number is equal to eight times a number minus a number.

Step-by-step explanation:

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3 years ago

can someone please answer the first four for me? Also can someone please explain it to me, because I don't fully understand

pentagon [3]

1 2

$a^{2} +b^{2} =c^{2} \\9^{2} + 13^{2} =c^{2}\\81+169=c^{2} \\250=c^{2} \\125=c$ $a^{2} +b^{2} =c^{2} \\16^{2} +18^{2} =c^{2} \\256+324=c^{2} \\580=c^{2} \\290=c$

3 4

$a^{2} +b^{2} =c^{2} \\19^{2} +14^{2} =c^{2} \\361+196=c^{2} \\557=c^{2} \\278.5=c$ $a^{2}+ b^{2}=c^{2} \\10^{2} +11^{2}=c^{2} \\100+121=c^{2} \\221=c^{2} \\110.5=c$

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3 years ago

How do I find surface area of a triangular pyramid

emmasim [6.3K]

Use the formula SA=a+1/2ps

a=area of the base

p= perimeter of the base

s= slant height

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3 years ago