Answer:
hi its 1
Step-by-step explanation:
Answer:
a = -1/2
b = 2
Step-by-step explanation:
Step 1: Rewrite 1st equation
-b = -5 - 6a
b = 5 + 6a
Step 2: Substitution
4a - 3(5 + 6a) = -8
Step 3: Solve
4a - 15 - 18a = -8
-14a - 15 = -8
-14a = 7
a = -1/2
Step 4: Plug in <em>a</em> to find <em>b</em>
6(-1/2) - b = -5
-3 - b = -5
-b = -2
b = 2
Answer:
$43.05
First, times 35 with 0.08, so we know how much is the tax.
Second, times 35 with 0.15, si we know how much tip Fernando paid.
Last, add 35 with tax with tip
Answer:
B
Step-by-step explanation:
pi / 2 is equal to 180°/2 which is 90°.
Cos (90°) = 0
if cos90 = 0 then what kind of graph will we have at 90° to the x axis ?
a graph passing through the origin. (0,0)
Answer:
Step 4
Step-by-step explanation:
because 100/20=5
so 60/5=12
