Substitution in Expression

If a = 4 & b = 6, what is 3a + 5b?

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If x = 5,find the value of 7x - 1

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If b = 7 and e = 2, what is 3b + e?

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Solve 8a + (a - b) when a = 7 and b = 4

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If y=7,find the value of 2(y+4)

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p(m+2); use m=1 and p=5

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2(z+y); use y=4 and z=1

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If y = 4,find the value of 3y + 5

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Evaluate 4(f + 2) ; f =6

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Evaluate ab-c ; a =6, b=7, c=8

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