Answer:
P = 20 cm
Step-by-step explanation:
the perimeter (P) is the sum of the 4 sides (s) of the square
the sides of a square are congruent , then
P = 4s = 4 × 5 = 20 cm
Answer: x = 1
Step-by-step explanation:
Step 1: Cross-multiply.
x/8 = 8/64
x*(64)=(8)*(8)
64x=64
Step 2: Divide both sides by 64.
64x/64 = 64/64

Therefor, the answer is x = 1
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That means she will start saving $44 a month instead of the $40 she was saving bafore
Answer:
2x+y
Step-by-step explanation:
x-(-x)+y the subtraction sign and negative x cancel and makes the x positive
x+x=y
2x+y