Answer:
An expression is a sentence with a minimum of two numbers and at least one math operation.
5x + 7 = 27
5x = 27 - 7
5x = 20
x = 20 ÷ 5
x = 4
2p - 15 = 35
2p = 35 + 15
2p = 50
p = 50/2
p = 25
Answer:
5
Step-by-step explanation:
Do the multiplication first: 3 - (-2) becomes 3 + 2.
Thus,
3-(-2) = 5
Answer
5x + 10y = 25 x=1 y=2
2x + 12y = 18 x=3 y=1
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Answer:
Simple random should be the technique used