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2a + 3a = 5a
The product of 5a and 3b is obtained by multiplying the coefficients (5 and 3) together and the variables (a and b) together. This results in 15ab. The product of 5a and 3b simplifies to 15ab in algebraic terms.
10ab
2a - 5a = -3a
It is: 2a+5a = 7a when simplified