Subtract 7 from -2 and 7 since 7 is currently a positive number
Your equation should now look like this:
-3x=-9
Next you have to divide by 3 on each side to get:
X=3
The amount each friend should leave is $3.59 each
Answer:
19.4
Step-by-step explanation:
16^2+11^2=377
then square 377 which will equal to
19.416 which can be rounded up to 19.4
8 x 64
=64 x 2 x 4
=128 x 2 x 2
=256 x 2
=512