Step-by-step explanation:
-3y=12+3x
-y=4+x
y=-4-x and m which is the gradient is the coefficient of x which is -1, therefore m=-1
Answer:
The width of the door is 32 cm.
Explanation:
The formula for area is A = l*w
so the equation becomes:
1792 = 56*w
Divide both sides by 56 and you get
w = 32
Answer:im not sure i wish i can help but goodluck
Step-by-step explanation: