(x+5)*7=133
7x+35=133
7x=98
x=98/7
x=14
Answer:
66,666666666666666666666666666666666667% :))
Step-by-step explanation:
total number of students in 1 class: 12 + 6 = 18 students
percentage of student wearing glasses are:

Done :))
Answer: 1795.
Step-by-step explanation:
The statement states that it was invented "177 years before".
It also states the year the video game was invented which is 1972.
1972-177=1795.
X=0
-23 = x - 23
Step 1 cancel equal terms on both sides of the equation
0=x
Step 2 swap the sides of the equation
x=0