3 years ago

Quanto é três x ao quadrado menos sete x mais dois e igual a zero ?

1 answer:

3 0

3x² - 7 x 2 ? É isso ?

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solniwko [45]

Answer:

168.15

Step-by-step explanation:

100%-> 295

57%->168.15

5 0

2 years ago

Setler79 [48]

Answer:

x=4

Step-by-step explanation:

3x=5x-8

3x-5x= -8

-2x= -8

x= -8÷-2

x=4

6 0

2 years ago

saul85 [17]

Answer:

C is the only correct answer

4 0

2 years ago

PolarNik [594]

Answer: simultaneous equation and speed formula lead to:

X = 0.7 - (3 - 4x)/5

Step-by-step explanation: Please find the attached file for the solution.

7 0

3 years ago

Alex777 [14]

If you are trying to find h, then its very simple.
So lets see 5+7=12
So 17-12=5
So lets check to see if h=5
5+5+7
5+5=10+7=17 so h is 5. :)

5 0

3 years ago