Question

$4abc + 6a {}^{2} + 7b \: 10a {}^{2} + 14b \: - 2abc - 3a {}^{2}$
algebraic expression​

Answer 1

Answer:

2abc – 19a2 + 21b

Step-by-step explanation:

↑↑ this is your answer ↑↑

Answer 2

$\:\:\:\huge\color{black}\boxed{\colorbox{white}{Answer}}$

$4abc + 6 {a}^{2} + 7b \\ \: \: \: \: 2abc + 10 {a}^{2} + 14b \\ - \: \: \: \: \: \:0 - 302 + 0 \\ - - - - - - - - - - - - - - -\: \: \: \: \: \: \\ 2abc - 1902 + 21b$