Answer:
Step-by-step explanation:
the perimeter P=2(L+W)=54
P=2L+2W=54 OR L+W=27
we know that L=3W+3
P=3W+W=27-3
4W=24
W=6 CM
L=21CM
Answer:
13.31
Step-by-step explanation:
-39.85 + 41.76 + 12 + (-0.6)
Answer:
I would multiply the first equation by −4 and the second by 3 and add together the two equatins (in columns): ... Step 2. Prepare the equations. Multiply every term in each equation by a ... Subtract Equation (4) from Equation (3). ... How do you solve the system 5x−10y=15 and 3x−2y=3 by multiplication?
Answer:
4+8
Step-by-step explanation:
Answer:
$247.50
Step-by-step explanation:
$750-33%=$502.50
$750-$502.50= $247.50
Remember it's not asking for the final amount, just how much it went down by.