Can 8 * (9-0.72 / 8) be simplified? If so, the process can be solved

Can 8 * (9-0.72 / 8) be simplified? If so, the process can be solved

8×9-8×0.72÷8

How can the formula 63 * 67 be simple

Original form
=（70-7）×（70-3）
=70×70-10×70+21
=4900-700+21
=4221

62-63 = 1 how to move a number to make the formula hold?
Only one number can be moved, not the symbol position

2^6-63=1
The sixth power of 2

English conjunctions in Grade 6,
Beautiful,her,going,buy,the,gift,two,mother,as,is,to,girl,birthday,eyes,a,flowers,big,red,with,some,for

Khan. The sixth grade question is a little longer
The girl with two big eyes is going to buy some red beautiful flowers for her mother as a birthday gift.
The beautiful girl with two big eyes is going to buy some red flowers for her mother as a birthday gift
In fact, there is more than one answer, as long as there are no grammatical mistakes

The sum of a fraction, numerator and denominator is 67. If 13 is added to the denominator, the fraction can be reduced to a quarter. What is the fraction?

chenjingyu123,
The molecular weight is (67 + 13) × 1 / (1 + 4) = 16
The denominator is 67-16 = 51
The score is 16 / 51

What quantifiers are added in front of uncountable nouns in English
For example, a piece, a loaf, what else

A cup, a bowl, a basin, a lot of, a great deal, a large quantity, plenty of, masses of, much, little, a bit, a little, etc

Given a = (2,4), C = (13, - 19), and C = 4a-5b, write the coordinates of vector B

c=4a-5b
b=(4a-c)/5
b=[(8,16)-(13,-19)]/5
=(-5,35)/5
=(-1,7)

What elements can English phrases act as
For example, verbs, adverbs, etc.? Can you give me some examples

Phrases include noun, verb and preposition. Which one do you want to talk about? Verb is predicate; adverb is adverbial, attributive and predicative. Adverb can modify verb, adverb and adjective

In the triangle ABC, BD and CE are the heights of AC and ab respectively, and G and F are the midpoint of BC and de respectively
Triangle ABC is not isosceles triangle, process as detailed as possible
Triangle ABC is not isosceles triangle, not isosceles triangle, not isosceles triangle!

Certification:
Connect DG, eg
∵ BD is the height of AC side
∴∠BDC=90°
∵ G is the midpoint of BC
Ψ DG = 1 / 2BC (the center line of the hypotenuse of a right triangle equals half of the hypotenuse)
Similarly, eg = 1 / 2BC
∴GE=GD
∵ f is the midpoint of de
Ψ FG ⊥ ed (isosceles triangle with three lines in one)

rice.telephone.fox . ring. Plural

rice,telephones,foxes,rings