Answer:
Step-by-step explanation:
-3y = 4x +9
y= -3/4x -3
namely, what is 1/2 of 3/4, well, is just their product.

Answer:
x=4.5
y=5.75
Step-by-step explanation:
since you dont have much time to wait, i wont put an explanation here
x = -29
because
0.35x +1.4=0.25x-1.5
-0.25x -0.25x
_____________________
0.1x + 1.4 = -1.5
-1.4 -1.4
_________________________
0.1x =-2.9
____ _____
0.1 0.1
x = -29
Answer:
20cm squared
Step-by-step explanation: