Share Expressions - Substitution (Year 7)
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If t=2, evaluate t+3
5
If t=2, evaluate (6 / t) +2
5
If x=7, evaluate 3x +4 -x
18
If x=5, evaluate 2x
10
If x=7, evaluate 2x + 4
18
If x=5, evaluate 2(x+2) + x
19
If x=5, evaluate 7x + 3(x-1)
47
If a=2 and b=3, evaluate 2a + 4
8
If a=2 and b=3, evaluate 3a - 2
4
If a=2 and b=3, evaluate a + b
5
If a=2 and b=3, evaluate 5a - 2b
4
If a=2 and b=3, evaluate 7ab + b
45
If a=2 and b=3, evaluate 2 (3a + 2b)
24
If a=9, b=3 and c=5, evaluate 3c^2
75
If a=9, b=3 and c=5, evaluate a^2 - 3^3
54
A number is substituted for b in the expression 7+b and gives the result 12 . What is the value of b ?
5
