Answer:
1. $19.00 = 0.95 service fee = total cost 19.95
Step-by-step explanation: 5/100 times 19 = 0.95
Answer:
i. x and a are increasing while y and b are reducing
Answer:
1040 students will attend
Step-by-step explanation:
Out of 80 students, 52 will attend
80/52 = 1600/ x
x=1040
Answer:
x=7
Step-by-step explanation:
Step 1: Subtract 4x from both sides.
x+30−4x=4x+9−4x
−3x+30=9
Step 2: Subtract 30 from both sides.
−3x+30−30=9−30
−3x=−21
Step 3: Divide both sides by -3.
−3x
−3
=
−21
−3
<u><em>The sides of a rhombus are all congruent (the same length.)</em></u>
Well if each set had 12 cards. So 18*12 = 216 :D
