All categories

3 years ago

Can you help me ? 70 points

Mathematics

2 answers:

blsea [12.9K]3 years ago

7 0

Answer:

$x=5$

Step-by-step explanation:

CE = EB since E is the midpoint of CB (proven by AD intersecting it).

If CE=EB, then:

$2x=15-x\\$

Add $x$ to both sides

$3x=15\\$

Divide both sides by 3

$x=5$

LUCKY_DIMON [66]3 years ago

3 0

Answer:

Step-by-step explanation:

Since the diagonals of a parallelogram bisect each other, the two halves must be equal. Therefore:

$15-x=2x \\\\15=3x \\\\x=5$

Hope this helps!

You might be interested in

Devon will drive 7×3 or 21 miles in 7 hours. Logan will drive 7×3 or 21miles in 7 hours so logan will drive _ or how many miles

natulia [17]

Answer: I believe you answered your own question 21.

Step-by-step explanation: Logan will drive 7×3 or 21miles in 7 hours

8 0

3 years ago

Which expression is equivalent to this polynomial? 6x2 + 10x − 56=

hammer [34]

2nd one maybe I’m not to sure srry

4 0

3 years ago

Read 2 more answers

Difference between mafic intermediate and felsic magmas

Inga [223]

Both are indicators of the chemical composition of silicate minerals, magmas and rocks.

Mafic is used for silicate minerals, magmas and rocks that are composed of heavier elements, like magnesium, iron, calcium and sodium. They are dark and have high specific gravities.

Opposite to the this, felsic silicate minerals, magmas and rocks in their composition have less from these heavy elements. They are composed from silicon, oxygen, aluminium and potassium, are light in color and have lower specific gravities.

8 0

3 years ago

Which whole number is equivalent to 12/3 ?

11Alexandr11 [23.1K]

Answer:

Step-by-step explanation:

12 divided by 3 is 4. It's that simple!

4 0

3 years ago

Help with this one pls!! Show steps if u can Thanks :)

goldenfox [79]

Answer:

Step-by-step explanation:

93.795 ÷ 126 $\frac{3}{4}$ %

= 74

and

74 x 126 $\frac{3}{4}$ %

= 93.795

8 0

3 years ago