2 years ago

Negative 5.4 + x = 12.2. Minus 5.4. x = 6.8. What error, if any, did she make?

Mathematics

1 answer:

lisabon 2012 [21]2 years ago

3 0

Answer:

The answer is correct x =6.8, if she made an error, it might have been the steps she took.

Step-by-step explanation:

5.4 + x = 12.2

subtract 5.4 from both sides to put x terms on the left hand side, numerical number terms on the right hand side

5.4 - 5.4 + x = 12.2 - 5.4

x = 6.8

You might be interested in

2 × (2,230 + 829) Which of the following is true about the expression above? A. The given expression is 2 more than (2,230 + 829

goblinko [34]

Answer:

B - the expression given is 2 timex as large at (2,230 + 829)

Step-by-step explanation:

Multiply 2 by each set of numbers then add.

2X 2230 = 4460

2x829 = 1658

Add them together

4460+1658 = 6118

3 0

3 years ago

[ f°g](x)<br><br> 12. f(x) = -3x<br> g(x) = 5x - 6

irinina [24]

Answer:

o zaman burayı tıkla ve Kazan kampanyası ile

Step-by-step explanation:

tüm Türkiye'ye gönderilir ve hangi partiye sızmış bir şey değil bu oran iletişim

4 0

2 years ago

Aisha knit a total of 4 centimeters of scarf over 2 nights. After 9 nights of knitting, how many centimeters of scarf will Aisha

Luda [366]

Answer:

22 cm

step by step explanation:

6 0

2 years ago

05.02 LC)

nikklg [1K]

Answer:

x = 30

Step-by-step explanation:

30 + 2x = 90

2x = 60

x = 30

8 0

3 years ago

Write the equation of the line that passes through the given point and has the given slope:

My name is Ann [436]

Answer:

y=-x-9

Step-by-step explanation:

y-y1=m(x-x1)

y-0=-1(x-(-9))

y=-1(x+9)

y=-x-9

8 0

3 years ago

Read 2 more answers