500/2250, 500500/225225, 10/45, 1010/4545
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Equivalent expressions
An expression does not equate to anything. An equation is equal to something. Expression: x+2 Equation: x+4=2x Equivalent expressions: x+2 and 2x-2 if x=4 Equivalent equations: x+4=2x and -x+10=2x if x=4
Two or more expressions (equations are examples) that are equal to or equivalent to each other; for example: (X+2)(X+4) = X^2+6X+8.
Whi h of the following expressions are equivalent to 81 and 54?
60 - 20 70 - 30 80 - 40 90 - 50
Equivalent expressions
An expression does not equate to anything. An equation is equal to something. Expression: x+2 Equation: x+4=2x Equivalent expressions: x+2 and 2x-2 if x=4 Equivalent equations: x+4=2x and -x+10=2x if x=4
Two or more expressions (equations are examples) that are equal to or equivalent to each other; for example: (X+2)(X+4) = X^2+6X+8.
Whi h of the following expressions are equivalent to 81 and 54?
2 out of 50 is equivalent to 4%.
Expand the bracket.
No expressions are shown, but the answer is -120.
4/50 = 2/25
-2
(16 + 4x)/2 2(4 + x)
0.75