solving equations
solve for X: 2x+5=11
x=3
3(x+2)-5
3x+1
sarah has 3 times as many apples as john. if John has 5 apples , how many apples does Sarah have?
15 apples
what does variable mean?
whats the square root of 25?
5
2(4-y)-3(y+3)=-11
y=2
-n-5(-6-7n)
34n+30
what is the area of the square?
t2 cm2
what is absolute value?
the distance between zero and the point representing a real number on the number line
whats the square root of 18
4.2426
c-20=4-3c
c=6
7-8(-2-5x)
40x+23
in a small business , 40 of the employees are men and 30 of them are women what is the ratio of men to women?
ration of men to women is
40 to 30 , or 40/30
what does polynomial mean?
an expression of more than two algebraic terms , especially the sum of several terms that contain different powers of the same variable(s).
what is the square root of 81
9
102-2n=90
n=6
-1(4+6v)+8v
-4-6v+8v
-4+2v
a train travels 240 miles In 4 hrs if the train travels at that constant speed how many miles will it travel in 6 hrs
the train will travel 360 miles in 6 hours
terms that have the same variable raised to the same power.
what is 2 times the square root of 72
the square root of 18
6k+4/2=2k-11
k=-13
26x10-4x17/14x14+20
8/9
a train is running at a speed of 116 km/hr. The distance covered by the train in meters in 18 seconds is.
580 m