An ad on tv claims that 90% of doctors interviewed chose brady's aspirin as the leading medicine to cure minor aches. if 30 doctors were interviewed, how many chose brady's?

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =