Answer:
1
Step-by-step explanation:
Given
- 2y - 3x ← substitute x = 1 and y = - 2 into the expression
= - 2(- 2) - 3(1)
= 4 - 3
= 1
Answer: if you simplify this it becomes 30=28 but this is a false statement so you would say 30≠28
Step-by-step explanation:
≠ means not equal
Answer:
64 cm²
Step-by-step explanation:
Area of a square: s²
s = 8 cm
(8)² = 64 cm²
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