Gita built an equation whose solution is x = −1: she multiplied x by −4, added 6, and wrote the result on the right. Which equation did she write?

Question

Accepted Answer

−4x + 6 = 10. −4 × (−1) = 4, and 4 + 6 = 10. So −4x + 6 = 10. (2 comes from a sign slip: −4 + 6.)

Gita built an equation whose solution is $x = - 1$ : she multiplied $x$ by −4, added 6, and wrote the result on the right. Which equation did she write?