Answer:
the answer is 200
Step-by-step explanation:
217.33 - 19.19 = 198.14 rounded to the nearest ten is 200
because the nearest ten is 198.14
X+y=4
2x+y=6
make first equation negative
-x-y=-4
add to first equation
2x-x+y-y=6-4
x=2
subsitute
x+y=4
2+y=4
y=2
or
x+y=4
subtract x from both sdies
y=4-x
subsitute 4-x for y in second equation
2x+4-x=6
x+4=6
x=2
Answer:
15 and 108
Step-by-step explanation:
3*(30-25)=3*5=15
4*(12+15)=4*27=108
-(-9)=9 is true because a negative to a negative is positive
Answer:
just please like
Step-by-step explanation:
dont be rude