Answer:
68.5 mph
Step-by-step explanation:
191.8 ÷ 2.8 = 68.5
Let the integers be x-1, x, x+1.
Given,
x -1 + x + x + 1 = 21 + 2(x - 1)
3x = 21 + 2x - 2
x = 19
Hence, the three integers are 18, 19 and 20.
Answer:
8
Step-by-step explanation:
A2+B2=C2
A2+15squared=17squared
A2+225=289
289-225=64
A2=64
64 squared is 8
Answer:
<h3>5x</h3>
Step-by-step explanation:
7x-6x+4x ← <em>(Add and subtract elements to the numbers from left to right.)</em>
<em />
7-6+4
PEMDAS- (Parenthesis, Exponents, Multiply, Divide, Add, and Subtract) from left to right.
7-6+4 ← (Add & subtract.)
7-6=1
1+4=5
= 5x
5x, which is our answer.