Answer:
x=7
Step-by-step explanation:
4x+3-2x+7=24
We move all terms to the left:
4x+3-2x+7-(24)=0
We add all the numbers together, and all the variables
2x-14=0
We move all terms containing x to the left, all other terms to the right
2x=14
x=14/2
x=7
Answer:
D
Step-by-step explanation:
Pythagoras theorem ( a^2 + b^2 = c^2)
Answer:
715.5
Step-by-step explanation:
The formula is A=1/2 b*h
so, b*h = 53*27 = 1431
Divide by 2 and the answer is 715.5
Hope this helps :)