1) 9a + 3a = 11a
2) 7x + 3y - 4x + 5y = 3x + 8y
3) 6b + 50
4) 12k - 3t + 4k + 8t = 16k + 5t
Пошаговое объяснение:
9а + 3а = (9 + 3) * а = 12 * а = 12а
7х + 3у - 4х + 5у) = (7х - 4х) + (3у + 5у) = 3х + 8у
12к - 3t + 4k + 8t = (12k + 4k) + (-3t + 8t) = 16k + 5t
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Verified answer
1) 9a + 3a = 11a
2) 7x + 3y - 4x + 5y = 3x + 8y
3) 6b + 50
4) 12k - 3t + 4k + 8t = 16k + 5t
Пошаговое объяснение:
9а + 3а = (9 + 3) * а = 12 * а = 12а
7х + 3у - 4х + 5у) = (7х - 4х) + (3у + 5у) = 3х + 8у
12к - 3t + 4k + 8t = (12k + 4k) + (-3t + 8t) = 16k + 5t