3*boys=2*18
3*boys=36
boys=12
12+18=30
total number of students: 30
Answer:
x=50/3y
y=50/3x
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.
Answer:
a)6
b)v^2-u^2/2a
Step-by-step explanation:
a)Given that,
u=12
a= -6
s=9
We know that,
v^2=u^2+2as
or, v^2=(12)^2+2×(-6)×9
or,v^2=144-108
or,v^2=36
or, v=√36
∴v=6
(Ans)
b)If ,v^2=u^2+2as
then, u^2+2as=v^2
or,2as=v^2-u^2
or, s=v^2-u^2/2a
∴s=v^2-u^2/2a
Hope ya find it helpful.. Thanks a lot...
Answer:
Width: 3
Hight:3
explain, I made a block that was 4 blocks long then using the left over material i rearranged the blocks
Step-by-step explanation:
The answer is 2x+6
Explanation: 2 times 3 is 6 and 2 times x is 2x
