Answer:
if its of 15 than it would be a tip of 3 dollars and a tax of 1.35 $
Step-by-step explanation:
Answer:
-2ab • (3a - b - 4)
Step-by-step explanation:
(1): "a2" was replaced by "a^2". 2 more similar replacement(s).
STEP
1
:
Equation at the end of step 1
((((a2)•b)+(2a•(b2)))+8ab)-(7a2•b)
STEP
2
:
Equation at the end of step
2
:
((((a2) • b) + 2ab2) + 8ab) - 7a2b
STEP
3
:
STEP
4
:
Pulling out like terms
4.1 Pull out like factors :
-6a2b + 2ab2 + 8ab = -2ab • (3a - b - 4)
Answer: x=36°
Step-by-step explanation:
The four interior angles of a quadrilateral always equal 360°, so:
(x+16)+(4x-8)+(4x-8)+x=360
Combine like terms:
360=10x+0
360=10x
36=x
Answer: Rational
Step-by-step explanation: 12 is a rational number because it can be expressed as the quotient of two integers: 12÷ 1