Answer:
(x,y)=(0,-23)
Step-by-step explanation:
Answer:
30%
Step-by-step explanation:
1105 - 850 = 255
255 ÷ 850 = 0.3
0.3×850=30
30%
Answer:
x = 5
Step-by-step explanation:
11x - 6x = 4 + 21
5x = 25 (÷5)
x = 5
Answer:
addition
Step-by-step explanation:
18 (<u> d </u> - 9 ) = 198
3
divide both side by 18
<u> d </u> - 9 = <u> 198 </u>
3 18
<u> d </u> - 9 = 11
3
multiply both sides by 3
d - 27 = 33
add 27 to both sides
d = 33 + 27
lastly, add them together
d = 60
therefore, the last step is addition
