The perimeter of the shape would be 651 cm
Answer:
2l + 2w = A
Step-by-step explanation:
l = length
w = width
A = Area
The area is doubled.
Answer:
Your answers are correct except the 7th
7th Answer : 6 + 5a
Step-by-step explanation:
12) 2a - 8 = 14 ⇔ 2a = 22 ⇔ a = 11
13) 2(a + 3)
16) 3x - 1 = 7 ⇔ 3x = 8 ⇔ x = 8/3
Answer: B
Step-by-step explanation:
It is.
In elementary algebra, the quadratic formula is a formula that provides the solution to a quadratic equation. There are other ways of solving a quadratic equation instead of using the quadratic formula, such as factoring, completing the square, graphing and others.