Answer:

Step-by-step explanation:
we have:

we also have:

from (1)(2) => proven
Answer:
The last one is the answer.
Answer:
x= -24
Step-by-step explanation:
-1/4x-2/3x= -6+28
add -6 to 28 but since 6 is a negative its subtraction
-1/4x-2/3x=22
multiply all by 12
-3x-8x=264
add -3x to -8x
-11x=264
divide both sides by -11
x= -24
Answer:
167.64 cm
Step-by-step explanation:
I dont kno how to work it out
Answer:
15x^5*y^3
Step-by-step explanation: